Consider a population of wildflowers in which the frequency of the red allele cr is p = 0.7.
The wildflowers in this population, the white allele is present in about 30% of the individuals, while the red allele is present in about 70% of the individuals.
The frequency of the white allele (CW) in the population can be determined by subtracting the frequency of the red allele (CR) from 1, since the frequencies of all alleles in a population must add up to 1.
So, the frequency of the white allele (CW) can be calculated as follows:
CW = 1 - CR
Given that the frequency of the red allele (CR) is p = 0.7, we can substitute this value into the equation:
CW = 1 - 0.7
= 0.3
Therefore, the frequency of the white allele (CW) in this population is 0.3.
In genetic terms, alleles are alternative forms of a gene, and the frequencies of different alleles within a population can be used to study genetic variations. In this case, we are considering a population of wildflowers and examining the frequencies of the red allele (CR) and white allele (CW).
The total frequency of alleles in a population is always 1 since each individual carries two alleles (one from each parent). Therefore, the frequency of the white allele can be obtained by subtracting the frequency of the red allele (0.7 or 70%) from 1. This is because the sum of the frequencies of all alleles must equal 1.
By performing the calculation, we find that the frequency of the white allele in this population is 0.3 or 30%.
This means that among the wildflowers in this population, the white allele is present in about 30% of the individuals, while the red allele is present in about 70% of the individuals.
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Complete Question
Consider a population of wildflowers in which the frequency of the red allele CR is p = 0.7.
What is the frequency of the white allele (CW ) in this population?
NEED ASAP
In which of these pairs of numbers is 2 3/5 greater than the first and less than the second?
2.1, 2.3
2.7, 3
2 1/2,2 3/4
2, 2 1/4
Answer:
Your answer will be c
Step-by-step explanation:
Answer:
The answer is c.
Step-by-step explanation:
in a certain company 120 of the employees are men. what is the total number of employees if 5 out of every 8 employees are men?
Answer:
There are 192 employees in the company.
Step-by-step explanation:
Let x be the total number of employees
Use ratio and proportion
\(\frac{120}{x} =\frac{5}{8} \\5x = 120(8)\\5x = 960\\\frac{5x}{5} = \frac{960}{5} \\x = 192\)
x = 192
I need the answers to 7.
Answer: 8 22 7 13 from top to bottom
Step-by-step explanation:
On the first row, the number of 2-player games is 1 meaning 2 players are playing meaning 48 are left to play the 6-player games so 8 is the number
On the second, the number of 6-player games is 1 meaning 6 players are playing meaning 44 are left to play the 2-player games so 22 is the number
On the third, the number of 2-player games is 4 meaning 8 players are playing meaning 42 are left to play the 6-player games so 7 is the number
On the fourth, the number of 6-player games is 4 meaning 24 players are playing meaning 26 are left to play the 2-player games so 13 is the number
A population is growing exponentially. If the starting population is 91, and the population
grows by 3% at the end of every year, what will the population be after 14 years pass?
Answer:
what is that
Step-by-step explanation:
i don't understand the world
In 2016, what was the probability that a randomly selected UC undergrad had experienced both food insecurity and homelessness at some point in the past 12 months
In 2016, the probability that a randomly selected UC undergrad had experienced both food insecurity and homelessness at some point in the past 12 months is 0.0385
How did we arrive at that?Since form the graph, we know that 77% experienced homelessness and
9% Food Insecurity
If the total sample is 100%
Then the the probability that a randomly selected UC undergrad had experienced both food insecurity and homelessness at some point in the past 12 months is:
0.05 x 0.77 = 0.0385
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Full Question:
See attached image.
In 2016, what was the probability that a randomly selected UC undergrad had experienced both food insecurity and homelessness at some point in the past 12 months?
PLS HELP MEEEEE!!! WILL MARK
Answer:
83/1000
Step-by-step explanation:
Answer:
x=82/99
Step-by-step explanation:
o.828282
since the number is less than one we have the nominator is less than the denominator:
the repeating digit is 82
move the decimal 2 digit to the left,( like multiply by 100)
0.828282*10= 8.282828
100 x = 8.828282
x=0.828282
100x-x=82.82828282-0.82828282
99x =82
x=82/99
An air traffic controller spots two airplanes at the same altitude converging to a point as they fly at right angles to each other. One airplane is 150 miles from the point and has a speed of 300 miles per hour. The other is 200 miles from the point and has a speed of 400 miles per hour.
(a) At what rate is the distances between the planes decreasing?
(b) How much time does the air traffic controller have to get one of the planes on a different flight path?
Answer:
(a) D(t) = 250t -500 miles
(b) Controller has 2 hours, but including time for pilots to divert course or altitude.
Step-by-step explanation:
Given:
two planes at same altitude heading in a collision course.
Plane A at 400 miles from collision point at 200 mph
Plane B at 300 miles from collision point at 150 mph.
Theoretical collision happens in
t = 400/200 = 300/150 = 2 hours
Distance ya of plane A from collision point as a function of time in hours
ya(t) = 400 -200t
Distance yb of plane B from collision point as a function of time in hours
yb(t) = 300-150t
(a) Distance between two planes,
Since the two planes are on courses perpendicular to each other, will need using pythagorean theorem
D(t) = sqrt(ya(t)^2+yb(t)^2)
= sqrt((400-200t)^2+(300-150t)^2)
= 250(t-2)
D(t) = 250t -500 miles
b. time available
Time until D(t) = 0
solve D(t) = 0
D(t) = 0
250(t-2) = 0
t = 2 (two hours)
Answer:
a) -500 mph
b) 1/2 h
Step-by-step explanation:
a)\(\frac{ (150(-300))+(200(-400))}{\sqrt{150x^{2} +200^{2} } }\)
b) \(\frac{\sqrt{150^{2}+200^{2} } }{500}\)
what is 200 X 1,0000
Answer:
2,000,000
Step-by-step explanation:
2 million
Answer:
The answer to 200 x 10,000 is 2,000,000
Help me fix this (image attached)
The value of x from given quadrilateral ABCD is 27°.
In the given quadrilateral ABCD, ∠A=3x+5, ∠B=2x+15, ∠C=4x and ∠D=4x-10.
We know that, the sum of interior angles of quadrilateral is 360°.
Here, ∠A+∠B+∠C+∠D=360°
3x+5+2x+15+4x+4x-10=360°
13x+10=360°
13x=350°
x=350/13
x=26.9
x≈27°
Therefore, the value of x from given quadrilateral ABCD is 27°.
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4. Joseph is making cookies. The recipe requires 1/2 cups of flour and 1 teaspoons of sugar.
Joseph wants to make the recipe using 2 cups of flour. How many teaspoons of sugar will he need to use when
he uses 2 cups of flour?
Answer:
He will use 4.
Step-by-step explanation:
1/2 flower-1 sugar*4 = 2 flower - 4 sugar
To evaluate 8^2/3 find
To evaluate \(8^{\frac{2}{3} }\) first find the square of 8 and then take the cube root.
What are exponents?The way of representing huge numbers in terms of powers is known as an exponent. Exponent, then, is the number of times a number has been multiplied by itself.
Depending on the powers they possess, many rules of exponents are given.
Law of Multiplication: Exponents should be added while keeping the base constant when multiplying like bases.
Exponents should be multiplied while bases are kept constant when bases are raised by a power of two or more.
Division Rule: When dividing like bases, maintain the base constant and deduct the exponent of the denominator from the exponent of the numerator.
The given value can be written as:
\(8^{\frac{2}{3} } = \sqrt[3]{8^{2} }\)
Hence, to evaluate \(8^{\frac{2}{3} }\) first find the square of 8 and then take the cube root.
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Solve by factoring.
f(x) = x^2 + 7x + 12
The product of b and 3 is greater than or equal to -30.
Answer:
greater than
Step-by-step explanation:
positive is higher than negative
Look at triangle RST. To the nearest tenth, what is RS?
RS is approximately 16.24 cm.
EquationTo find RS, we can use the law of cosines, which states that:
c² = a² + b²- 2ab*cos(C)
where c is the length of the side opposite the angle C, and a and b are the lengths of the other two sides.
In triangle RST, we are given that angle T is 43 degrees, ST is 19 cm, and RT is 25 cm. We want to find RS, which is the side opposite the remaining angle S.
Using the law of cosines, we have:
RS² = RT²+ ST² - 2RTSTcos(T)
RS² = 25² + 19² - 2(25)(19)*cos(43)
RS² = 625 + 361 - 722.33
RS² ≈ 263.67
Taking the square root of both sides, we get:
RS ≈ 16.24 cm
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The answer of the given question based on the finding RS from the triangle RST the answer is the length of RS is approximately 31.4 units
What is Law of Cosines?The Law of Cosines is mathematical formula that relates lengths of sides of triangle to cosine of one of its angles. It is also known as the cosine rule.
The formula is: c²= a²+b²-2ab cos(C)
where "a", "b", and "c" are the lengths of the sides of the triangle, and "C" is the angle opposite the side "c".
In other words, the Law of Cosines can be used to find the length of any side of a triangle if we know the lengths of the other two sides and the angle between them.
To find the length of RS in triangle RST, we can use the Law of Cosines, In this case, we want to find the length of RS, so we will use the formula as follows:
RS² = RT² + ST² - 2(RT)(ST)cos(T)
Plugging in the values we know:
RS² = 25² + 19² - 2(25)(19)cos(43°)
RS² = 625 + 361 - 2(475)(0.7314)
RS² = 986.55
Taking the square root of both sides, we get:
RS ≈ 31.4
So to the nearest tenth, the length of RS is approximately 31.4 units.
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(Blank)% of 600,000= 120,000
I need to know what blank is
Answer:
20%
Step-by-step explanation:
Hope this helps!!!
Which number goes in the
space (?) to make the two
fractions equivalent
3/8 = 15/?
Answer:
40 mark Brainliest please
Step-by-step explanation:
15/40
Let the missing number be x .
Then :-
\( \frac{3}{8} = \frac{15}{x} \)
\( 3 \times x = 8 \times 15\)
\(3x = 120\)
\(x = \frac{120}{3} \)
\(x = 40\)
The missing number is 40 .
Let us check it by doing cross multiplication :-
\(3 \times 40 = 15 \times 8\)
\(120 = 120\)
Hence proved the missing number is 40 .
\(therefore \: , \frac{3}{8} = \frac{15}{40} \)
"Suppose we are using the CPM with three time estimates
(PERT) to schedule a project. What is the variance of the
length of the critical path if the standard deviation is 2.4?
A. 5.76
B. 2.34
C. 2.96
D. 3.19
E. 4.46
The variance of the length of the critical path is 5.76.
Option A is the correct answer.
We have,
To calculate the variance of the length of the critical path in the Critical Path Method (CPM) with three-time estimates (PERT), we can use the formula:
Variance = (Standard Deviation)²
Given that the standard deviation is 2.4, we can substitute it into the formula:
Variance = (2.4)² = 5.76
Therefore,
The variance of the length of the critical path is 5.76.
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Expand logarithm equations
Answer:
\( log_{2}(x) + log_{2}(y) + log_{2}(z)\)
Step-by-step explanation:
\(5 log_{2}(xyz)^{ \frac{1}{5} } \\ \\ = 5 \times \frac{1}{5} log_{2}(xyz) \\ \\ = log_{2}(xyz) \\ \\ = log_{2}(x) + log_{2}(y) + log_{2}(z)\)
The integral test can be used to determine that which of the following statements about the infinite series ∑
n=1
[infinity]
n
2
e
n
1
is true? The series converges because ∫
1
[infinity]
x
2
e
z
1
dx=−1+e (B) The series converges because ∫
1
[infinity]
x
2
e
z
1
dx=e The series converges because ∫
1
[infinity]
x
2
e
x
1
dx=1−e The series diverges because ∫
1
[infinity]
x
2
e
x
1
dx is not finite.
The series diverges because ∫(from 1 to infinity) x^2 * e^(-x) dx is not finite.
The integral test states that if a series ∑(from n=1 to infinity) aₙ is a positive, decreasing function, and the integral ∫(from n=1 to infinity) a(x) dx converges, then the series ∑ aₙ also converges. Conversely, if the integral diverges, then the series also diverges.
Let's analyze the given series ∑(from n=1 to infinity) n^2 * e^(-n).
To apply the integral test, we consider the function f(x) = x^2 * e^(-x). This function is positive and decreasing for x ≥ 1 since the exponential term e^(-x) is always positive, and the square term x^2 decreases as x increases.
Now, we evaluate the integral of f(x) from 1 to infinity:
∫(from 1 to infinity) x^2 * e^(-x) dx
To determine whether the integral converges or diverges, we can integrate the function:
∫(from 1 to infinity) x^2 * e^(-x) dx = -x^2 * e^(-x) - 2x * e^(-x) - 2 * e^(-x) | (from 1 to infinity)
Evaluating the limits of the integral, we get:
[-infinity * e^(-infinity) - 2 * infinity * e^(-infinity) - 2 * e^(-infinity)] - (-1 * e^(-1) - 2 * e^(-1) - 2 * e^(-1))
The first term on the left side evaluates to 0 since e^(-infinity) approaches 0 as x approaches infinity. The second term on the right side evaluates to -1 - 2e^(-1).
Therefore, the integral ∫(from 1 to infinity) x^2 * e^(-x) dx does not converge, as the value is not finite.
According to the integral test, if the integral diverges, the series also diverges. Hence, the correct statement is:
The series diverges because ∫(from 1 to infinity) x^2 * e^(-x) dx is not finite.
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someone answer the blank please :/
Answer:31
Step-by-step explanation:
Answer:
I could be wrong but I am pretty sure it's 32
Step-by-step explanation:
24 divided by 15 equals 1.6, so I think if you multiply the last number with 1.6 you get your answer.
The accounts receivable department at Rick Wing Manufacturing has been having difficulty getting customers to pay the full amount of their bills. Many customers complain that the bills are not correct and do not reflect the materials that arrived at their receiving docks. The department has decided to implement SPC in its billing process. To set up control charts, 10 samples of 100 bills each were taken over a month's time and the items on the bills checked against the bill of lading sent by the company's shipping department to determine the number of bills that were not correct. The results were:Sample No. 1 2 3 4 5 6 7 8 9 10No. of Incorrect Bills 4 3 17 2 0 5 5 2 7 2a) The value of mean fraction defective (p) = _____ (enter your response as a fraction between 0 and 1, rounded to four decimal places).The control limits to include 99.73% of the random variation in the billing process are:UCL Subscript UCLp = ______ (enter your response as a fraction between 0 and 1, rounded to four decimal places).LCLp = ____ (enter your response as a fraction between 0 and 1, rounded to four decimal places).Based on the developed control limits, the number of incorrect bills processed has been OUT OF CONTROL or IN-CONTROLb) To reduce the error rate, which of the following techniques can be utilized:A. Fish-Bone ChartB. Pareto ChartC. BrainstormingD. All of the above
The value of mean fraction defective (p) is 0.047.
To find the mean fraction defective (p), we need to calculate the average number of incorrect bills across the 10 samples and divide it by the sample size.
Total number of incorrect bills = 4 + 3 + 17 + 2 + 0 + 5 + 5 + 2 + 7 + 2 = 47
Sample size = 10
Mean fraction defective (p) = Total number of incorrect bills / (Sample size * Number of bills in each sample)
p = 47 / (10 * 100) = 0.047
b) The control limits for a fraction defective chart (p-chart) can be calculated using statistical formulas. The Upper Control Limit (UCLp) and Lower Control Limit (LCLp) are determined by adding or subtracting a certain number of standard deviations from the mean fraction defective (p).
Since the sample size and number of incorrect bills vary across samples, the control limits need to be calculated based on the specific p-chart formulas. Unfortunately, the sample data for the number of incorrect bills in each sample was not provided in the question, making it impossible to calculate the control limits.
c) Without the control limits, we cannot determine if the number of incorrect bills processed is out of control or in control. Control limits help identify whether the process is exhibiting random variation or if there are special causes of variation present.
d) To reduce the error rate in the billing process, all of the mentioned techniques can be utilized:
A. Fish-Bone Chart: Also known as a cause-and-effect or Ishikawa diagram, it helps identify and analyze potential causes of errors in the billing process.
B. Pareto Chart: It prioritizes the most significant causes of errors by displaying them in descending order of frequency or impact.
C. Brainstorming: Involves generating creative ideas and solutions to address and prevent errors in the billing process.
Using these techniques together can help identify root causes, prioritize improvement efforts, and implement corrective actions to reduce errors in the billing process.
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chegg if other factors are held constant, increasing the sample size for a chi-square test for independence will increase the likelihood of rejecting the null hypothesis.
Increasing the sample size for a chi-square test for independence, while holding other factors constant, increases the likelihood of rejecting the null hypothesis because as the sample size increases, the test becomes more sensitive to detecting small deviations from the expected frequencies.
In a chi-square test for independence, the null hypothesis assumes that there is no association between two categorical variables.
The test compares the observed frequencies in a contingency table to the expected frequencies under the assumption of independence. The chi-square test statistic measures the discrepancy between the observed and expected frequencies.
When the sample size is small, the test may not have enough power to detect a significant departure from the null hypothesis, even if such a departure exists in the population.
However, as the sample size increases, the test becomes more capable of detecting smaller deviations from independence, increasing the likelihood of rejecting the null hypothesis when there is a true association between the variables.
Therefore, increasing the sample size can improve the statistical power of the chi-square test and increase the likelihood of rejecting the null hypothesis, assuming other factors remain constant.
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beth wants to paint a circular tabletop that has a radius of 3 feet. a small can of paint covers 15 square feet. how many cans will beth need to buy?
To paint the circular table top Beth need to buy 2 cans of paint .
In the question ,
it is given that ,
the radius of the circular table top is = 3 feet
So , the area of the circular table top is = π*r² = π*(3)²
= 9π
= 28.26
also given that
area covered by 1 small can of paint = 15 sq. feet
So , the number of cans needed to paint the table top is = (area of table top)/(area covered by 1 small can of paint)
On substituting the values , we get
number of cans needed to paint the table top is = 28.26/15
= 1.884
≈ 2
Therefore , To paint the circular table top Beth need to buy 2 cans of paint .
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Problem of the Day
Kendra compares the unit rates for the following four boxesof cereal so she can choose the one that is the best value.
Which box of cereal should she choose?
A. 32 ounces for $3.84
B. 16 ounces for $1.76
C. 18 ounces for $2.52
D. 24 ounces for $1.92
A pack of card i huffled and a card i choen at random. What i the probability of getting a black card?
Let us first understand what is meant by the term probability of happening of an event. The term probability of an event happening tells us about the extent or how many times it is likely to happen in a given number of tries. For example, if we throw a die of six faces, then the probability of a number to come on the top of the dice tells us about the extent to which that is likely to occur.
The probability of an event to occur in an experiment is equal to the ratio of the outcomes in which this event happens to the total number of outcomes of the experiment. A pack of cards contains 52 total cards. Therefore, when we pick a card from the set there can be 52 different outcomes.
(i) A pack of cards contains 13 red cards. Therefore, out of those 52 outcomes, 13 outcomes are required. Hence, the probability of getting a red card is 1352=14.
(ii) A pack of cards contains 13 black cards. Therefore, out of those 52 outcomes, 13 outcomes are required. Hence, the probability of getting a black card is 1352=14
(iii) A pack of cards contains 4 black cards. Therefore, out of those 52 outcomes, 4 outcomes are required. Hence, the probability of getting an ace is 452=113.
Note: Note that probability is not always sure or it doesn’t guarantee that the specific event will surely happen in those number of trials. This means that the probability of getting an ace card does not mean that in four tries we will surely get an ace. Probability just tells us how likely the event may happen.
if A=5,6,7,8,9 and B=prime numbers what is A n B?
ayuda porfavor :b lo nesesito para hoy por fa
Answer:
a) x = 10
Step-by-step explanation:
En este romboide, el angulo A es igual a el angulo C, y el angulo ABC es igual a el angulo CDA.
Entonces, el angulo C es 7x.
En un triangulo, los angulos se suman para ser 180 degrados. En el triangulo BCE, hay un angulo recto.
7x + 2x + 90 = 180
7x + 2x = 90
9x = 90
x = 10
Espero que este te ayude!
When you design an algorithm, it should be general enough to provide a solution to many problem instances, not just one or a few of them.T/F?
It is true that when you design an algorithm, it should be general enough to provide a solution to many problem instances, not just one or a few of them.
In mathematics, an algorithm is a process, a description of a series of steps that may be used to solve a problem; however, they are now far more prevalent than that.
Although many areas of research (and daily life) employ algorithms, long division's step-by-step process is probably the most prevalent example.
Thus, It is true that when you design an algorithm, it should be general enough to provide a solution to many problem instances, not just one or a few of them.
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Define P(n) to be the assertion that:
n(n1)(2n 1)πΣε6j=1
(a)Verify that P(3) is true.
(b)Express P(k).
(c)Express P(k + 1).
(d)In an inductive proof that for every positive integer n,
=n(n+1)(2n 1)6j=1
what must be proven in the base case?
(e)In an inductive proof that for every positive integer n,п(п + 1)(2n + 1)6j=1
what must be proven in the inductive step?
(f)What would be the inductive hypothesis in the inductive step from your previous answer?
(g) Prove by induction that for any positive integer n,
п(п + 1)(2n + 1)j=1
The assertion that which shows that P(k + 1) is true provided Pk in the Inductive step is true. Moreover, P(1) is also true. Hence, by induction principle, we can say that P(n) is true for all positive integer n.
What is Integer?
A zero, a positive natural number, or a negative integer with a minus sign is an integer. The negative numbers are the additive inverses of their positive counterparts.
Given that P(n) be the assertion
∑j² = n (n+1)(2n+1)/6
(a) For n = 3, we get
∑j² = 1² + 2²+3² =14
= 3(3+1)(6+1)/6
=14
Hence, P(3) is true.
(b) Expression for P(k) may take the form
∑j² = k (k+1)(2k+1)/6
(c) Expression for P(k + 1) may take the form
∑j² = (k+1) (k+2)(2k+3)/6
(d)Base case:
In base case, we must prove that P(1) is true.
(e) To prove P(n) will be true for every positive integer n, we need to prove that P(k + 1) is true in the inductive step, where k is a positive integer.
(f) In the Inductive step, the Inductive hypothesis is that Pk is true for positive integer k.
(g)Base case:
a) For n=1, we get
RHS= 1(1+1)(2+1)/6
=1
Hence, P(1) is true.
Inductive hypothesis:
Assume P(k) is true:
∑j² = k (k+1)(2k+1)/6
Inductive step:
Now,
∑j² = k (k+1)(2k+1)/6 +(K+1)²
which shows that P(k + 1) is true provided P(k) in the Inductive step is true. Moreover, P(1) is also true. Hence, by induction principle, we can say that P(n) is true for all positive integer n.
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