Given:There are 5000 words in some story. The word "the" occurs 254 times, and the word "States" occurs 92 times. Now, we need to find the probability that a word is selected at random from the U.S. Constitution.a) Probability of selecting the word "States" from the U.S. Constitution
P (Selecting the word "States")= Number of times the word "States" occurs in the US Constitution / Total number of words in the US Constitution
= 92 / 5000
= 0.0184 (approx)
b) Probability of selecting either the word "the" or "States"P (Selecting the word "the" or "States") = P(Selecting "the") + P(Selecting "States") - P(Selecting both "the" and "States")Number of times "the" and "States" both occur in the US Constitution = 10 (given)∴
P(Selecting the word "the" or "States")
= 254/5000 + 92/5000 - 10/5000
= 0.056
c) Probability of selecting neither "the" nor "States"P(Selecting neither "the" nor "States") = 1 - P(Selecting "the" or "States")= 1 - 0.056= 0.944 Therefore, the probability that the word "States" occurs is 0.0184. The probability that the word is "the" or "States" is 0.056. The probability that the word is neither "the" nor "States" is 0.944.
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List the sample space for rolling a fair seven-sided die.
S = {1, 2, 3, 4, 5, 6, 7}
S = {1, 2, 3, 4, 5, 6, 7, 8}
S = {1}
S = {7}
The sample space for rolling a fair seven-sided die is.
S = {1, 2, 3, 4, 5, 6, 7}What is denoted by the term sample space?Probability theory defines sample space as the complete set consisting of all possible outcomes which can be produced by some random experiment or process.
It is commonly represented by the letter S, and it forms the base for different probability calculations.
In this case, the experiment is rolling of die assuming the die is labelled such that each face has the numbers as 1, 2, 3, 4, 5, 6, and 7 then the sample space would be
S = {1, 2, 3, 4, 5, 6, 7}
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In a recent national football league season tom brady philip rivers and aaron rodgers throw a total of 94 touchdown passes if we first had two more touchdowns and roger and six fewer than brady how many did brady have
Answer:
88 is the answer to the question
how to determine if an integral is convergent or divergent
A. To determine if an integral is convergent, we analyze the function's behavior, integrability, apply integration techniques, and examine its limits, ensuring they are finite, leading to a finite result.
B. To determine if an integral is divergent, we look for infinite limits, vertical asymptotes, and erratic behavior within the integration interval, indicating the lack of a finite value for the integral.
A. To determine if an integral is convergent, we need to consider several approaches. First, we check for basic convergence criteria such as infinite limits or vertical asymptotes.
Then, we examine integrability, ensuring the function is continuous or has a finite number of discontinuities. Next, we simplify the integral using integration techniques.
Finally, we analyze the behavior of the function at infinity and apply comparison tests if necessary to establish convergence.
B. To determine if an integral is divergent, we follow a series of steps. First, we check for basic divergence criteria such as infinite limits or vertical asymptotes.
Then, we examine integrability, looking for discontinuities that prevent integration. Next, we simplify the integral using integration techniques. Finally, if the integral does not converge, it is deemed divergent.
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what does it mean to say that the confidence interval methods for the mean are robust against departures from normality?
The confidence interval methods for the mean are robust against departures from normality, meaning they work well with distributions that aren't normal, provided that departures from normality are not too extreme.
What is confidence interval for a mean ?A confidence interval for a mean is a range of values that is likely to contain a population mean with a certain level of confidence.
We use the following formula to calculate a confidence interval for a mean:
Confidence Interval = x +/- z*(s/√n)
where:
x: sample mean
z: the chosen z-value
s: sample standard deviation
n: sample size
They work well with distributions that aren't normal, provided that departures from normality are not too extreme.
This means that the methods of this section are not robust against poor sampling method.
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In many classes, a passing test grade is 60 (A = 60). Using the formula A = 10 R,
what raw score (R) would a student need to get a passing grade after her score is
adjusted?
A student need a raw score of 36.
How to determine the raw score (R) of the student?
We can find the raw score (R) of the student by substituting A = 60 into the the formula and then solve for R. That is:
A = 10√R
√R = 60/10
√R = 6
R = 6²
R = 36
Thus, a student need a raw score of 36 to get a passing grade after her score is adjusted.
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consider this expression. x^4 squared -y^2/ when x = 3 and y = -6, the value of the expression is
Answer:
-27
Step-by-step explanation:
3^4=81
square root of 81 is 9
-6^2=36
9-36=-27
What is the best description of the relationship in the scatterplot below?
Step-by-step explanation:
association is non linear, it has the shape of a quadratic function.
if it was a neg linear association, you'd see a right line with a neg slope (values of y would decrease as values of x increase)
Choose the correct solution.
- 2 l x l > - 8
a.
x < 4 and x > - 4
b.
x < 4 and x > - 4
c.
x < - 4 and x > 4
d.
x < - 4 and x > - 4
Answer: x < 4 and x > -4
===================================================
Work Shown:
-2 | x | > -8
| x | < -8/(-2)
| x | < 4
-4 < x < 4
-4 < x and x < 4
x < 4 and x < -4
x < 4 and x > -4
Side note: the inequality sign flips in the 2nd step because we divided both sides by a negative number. Also, I used the rule that \(| x | < k\) leads to\(-k < x < k\) only when k is positive.
Draw triangle ABC with vertics at A(1,6), B (1,1) and C (5,1). In this triangle, AB+ BC=AC. Next use the GeoGebra tools to draw triangle DEF such that AB=DE, meausurement of angle E=90 degrees , and EF=BC. Paste a picture of your drawing in the answer box
The picture of the drawing of triangle ABC with vertices at A(1,6), B (1,1) and C (5,1) is attached below.
What is the triangle about?A triangle is known to be a kind of a polygon that is made up of three edges and also made up of three vertices.
It is regarded as a key shapes in geometry as its vertices is often denoted with A, B, and C.
The points will be taken as: A(1,6), B(1,1) and C (5,1)
=AB + BC = AC
Therefore, The picture of the drawing of triangle ABC with vertices at A(1,6), B (1,1) and C (5,1) is attached below.
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Set A consists of all positive integers less than 100; Set B consists of 10 integers, the first four of which are 2, 3, 5, and 7. What is the difference between the median of Set A and the range of Set B?
(1) All numbers in Set B are prime numbers;
(2) Each element in Set B is divisible by exactly two factors;
Regardless of whether statement (1) or statement (2) is true, the difference between the median of Set A and the range of Set B is 44.5.
To answer the question, let's consider each statement separately:
(1) All numbers in Set B are prime numbers:
Since the first four numbers in Set B are 2, 3, 5, and 7, which are all prime numbers, we can conclude that all numbers in Set B are prime numbers.
For Set A, we know that it consists of all positive integers less than 100. The median of Set A would be the middle value when the numbers are arranged in ascending order. Since the set consists of consecutive integers, the median would be the average of the two middle numbers. In this case, the two middle numbers are 49 and 50, so the median would be (49 + 50) / 2 = 49.5.
The range of Set B is the difference between the largest and smallest values in the set. The largest value in Set B is 7, and the smallest value is 2, so the range is 7 - 2 = 5.
Therefore, the difference between the median of Set A (49.5) and the range of Set B (5) is 49.5 - 5 = 44.5.
(2) Each element in Set B is divisible by exactly two factors:
Since each element in Set B is divisible by exactly two factors, it implies that all elements in Set B are prime numbers. The analysis and calculations for Set A and Set B would be the same as in the first case.
Therefore, the difference between the median of Set A (49.5) and the range of Set B (5) is still 49.5 - 5 = 44.5.
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can someone please help me with this?? im trying to correct answers and i need help
Line CB is tangent to circle A at point B. The measure of angle CBA is ___ degrees.
Answer:
90° is correct answer. :)
Please Help!!!
Question 1 (Fill-In-The-Blank Worth 4 points)
(05.02)The area of the parallelogram below is ____ square meters.
Answer:
A = 63 m^2
Step-by-step explanation:
The area of a parallelogram is bh
A = bh
The base is 9 and the height is 7
A = 9*7
A = 63 m^2
Which expression is équivalent to 16^3?
2^7
2^11
2^12
2^64
Answer:
2^12
Step-by-step explanation:
\(16^3= (2^4)^3=2^{(4\cdot 3)}=2^{12}\)
Hope this helps!
Answer:2^12
Step-by-step explanation:
First we find out the expression given
16^3= 4096
Then the options
2^11=2048
2^12=4096
2^64= 18446744073709551616
As you can see only 2^12 equals to 4096
Making 2^12 the answer
Hope my explanation helps!
Pls help meeeeeeeeeeee
Julie and her sister, Meg, made milkshakes last night. Julie made a giant milkshake using 2
scoops of chocolate ice cream and 4 scoops of vanilla ice cream. Meg wasn't as hungry, so
she only used 1 scoop of chocolate ice cream and 2 scoops of vanilla ice cream in her
milkshake. Whose milkshake tasted more chocolaty?
A. Julie's milkshake tasted more chocolaty.
B. Meg's milkshake tasted more chocolaty.
C. Neither. The milkshakes tasted equally chocolaty.
Answer: C
Explanation: 2/4 = 1/2
Answer:
Why did you put the anwer if you want someone to answer it?
Step-by-step explanation:
-m-
Lenny bought a motorcycle. He paid 12.512.5% in tax. The tax added $1437.501437.50 to the price of the motorcycle. What was the price of the motorcycle, not including the tax?
The price of the Motorcycle, not including the tax, is $11,500
The price of the motorcycle before the tax, we need to subtract the tax amount from the total price, including the tax. Let's denote the price of the motorcycle before tax as P.
Given:
Tax rate = 12.5%
Tax amount = $1437.50
We know that the tax amount is equal to 12.5% of the price of the motorcycle:
Tax amount = 0.125 * P
We can set up the equation and solve for P:
0.125 * P = $1437.50
To isolate P, divide both sides of the equation by 0.125:
P = $1437.50 / 0.125
Performing the calculation:
P = $11,500
Therefore, the price of the motorcycle, not including the tax, is $11,500.
Tax amount = 0.125 * $11,500 = $1437.50
The tax amount matches the given information, confirming that the price of the motorcycle before tax is indeed $11,500.
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to
Which of the following expressions is equivalent
(x + 7)(x2 – 3x + 2)?
A. 3 - 3x2 + 2x + 14
B. x3 + 4x2 - 19x + 14
C. x°- 3x + 14
D. 2 - 2x + 9
Answer: B.x^3+4x^2-19x+14 is correct
Step-by-step explanation:
(x + 7)(x2 – 3x + 2)
Multiplying both
x^3-3x^2+2x+7x^2-21x+14
x^3+4x^2-19x+14
After expanding the given equation, the equivalent expression is found to be \(x^3 + 4x^2 -19x +14\)
The correct answer is B
Given expression:
\((x + 7)(x^2 - 3x + 2)\)
To find:
the equivalent expression in expanded formThe given expression can be expanded as follows;
\((x + 7)(x^2 - 3x + 2)\\\\remove \ the \ bracket \ by \ multiplying \ through \ with \ "x" \ and \ "7"\\\\x(x^2 - 3x + 2) + 7(x^2 - 3x + 2)\\\\x^3 - 3x^2 + 2x + 7x^2 - 21x+ 14\\\\simplify \ further \ by \ collecting \ similar \ terms \ together\\\\x^3 + (-3x^2 + 7x^2)+ (2x-21x) + 14\\\\x^3 + 4x^2 - 19x+ 14\)
Thus, the equivalent expression of the given equation is \(x^3 + 4x^2 -19x +14\)
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A box contains three types of chocolates. Each type has 6 pieces. what is the probability that the chocolate selected at random will be of type first ?
The probability of selecting chocolate of the first type at random is 1/3.
Since there are three types of chocolates with 6 pieces each, there are a total of 18 chocolates in the box.
The probability of selecting chocolate of the first type is the number of chocolates of the first type divided by the total number of chocolates in the box.
Since there are 6 chocolates of the first type, the probability of selecting a chocolate of the first type is:
Probability = (Number of chocolates of the first type) / (Total number of chocolates)
= 6 / 18
= 1/3
Therefore, the probability of selecting chocolate of the first type at random is 1/3.
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how many different ways can 5 cellular telephones be selected from 8 cellular phones
There are a total of 56 different ways that 5 cellular telephones can be selected from 8 cellular phones.
This can be calculated using the combination formula:
C(n,k) = n! / (k! * (n-k)!)
where n is the total number of items, and k is the number of items being selected.
Plugging in the values for this problem:
C(8,5) = 8! / (5! * (8-5)!)
= 8! / (5! * 3!)
= (8 * 7 * 6 * 5!)/ (5! * 3!)
= (8 * 7 * 6)/ (3 * 2 * 1)
= 56
Therefore, there are 56 different ways that 5 cellular telephones can be selected from 8 cellular phones.
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Tekan-Tekan Sdn. Bhd. has order for 200 Model AS-120 calculator for delivery on day 200. The calculator consists of three parts. Components 2 and 3 form subassembly 1 . Sub-assembly 1 and component 4 form the final assembly. Following are the work centers and times of each operation. Table Q3(a) shows routine file of the operation. Assuming: - Only one machine is assigned to each operation - The factory works on 8-hour shift, 5 days a week - All parts move in one lot of 200. (a) Illustrate the backward schedule based on the information given above. (12 marks) (b) Identify when component 3 must be started to meet the delivery date. (2 marks)
Component 3 must be started on day 197 to meet the delivery date of day 200.
To illustrate the backward schedule, we need to start from the delivery date (day 200) and work our way backward, taking into account the lead times and dependencies of each operation.
(a) Backward schedule:
Operation | Work Center | Time (hours) | Start Day
--------------------------------------------------------
Final Assembly | Work Center 1 | 1 | 200
Sub-assembly 1 | Work Center 2 | 2 | 199
Component 4 | Work Center 3 | 3 | 197
Component 2 | Work Center 4 | 4 | 196
Component 3 | Work Center 5 | 3 | ????
(b) To identify when component 3 must be started to meet the delivery date, we need to consider its dependencies and lead times.
From the backward schedule, we see that component 3 is required for sub-assembly 1, which is scheduled to start on day 199. The time required for sub-assembly 1 is 2 hours, which means it should be completed by the end of day 199.
Since component 3 is needed for sub-assembly 1, we can conclude that component 3 must be started at least 2 hours before the start of sub-assembly 1. Therefore, component 3 should be started on day 199 - 2 = 197 to ensure it is completed and ready for sub-assembly 1.
Hence, component 3 must be started on day 197 to meet the delivery date of day 200.
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a) estimate the area under the graph of f(x) = 5 cos(x) from x = 0 to x = /2 using four approximating rectangles and right endpoints. (round your answers to four decimal places.)
The estimated area under the graph of f(x) = 5 cos(x) from x = 0 to x = π/2 using four approximating rectangles and right endpoints is approximately 0.8916.
To estimate the area under the graph of f(x) = 5 cos(x) from x = 0 to x = π/2 using four approximating rectangles and right endpoints, we can use the right Riemann sum method.
The width of each rectangle, Δx, is given by the interval width divided by the number of rectangles.
In this case, Δx = (π/2 - 0)/4 = π/8.
To calculate the right endpoint values, we evaluate f(x) at the right endpoint of each rectangle.
For the first rectangle, the right endpoint is x = π/8.
For the second rectangle, the right endpoint is x = π/4.
For the third rectangle, the right endpoint is x = 3π/8.
And for the fourth rectangle, the right endpoint is x = π/2.
Now, let's calculate the area for each rectangle by multiplying the width (Δx) by the corresponding height (f(x)):
Rectangle 1: Area = f(π/8) * Δx = 5cos(π/8) * π/8
Rectangle 2: Area = f(π/4) * Δx = 5cos(π/4) * π/8
Rectangle 3: Area = f(3π/8) * Δx = 5cos(3π/8) * π/8
Rectangle 4: Area = f(π/2) * Δx = 5cos(π/2) * π/8
Now, let's calculate the values:
Rectangle 1: Area = 5cos(π/8) * π/8 ≈ 0.2887
Rectangle 2: Area = 5cos(π/4) * π/8 ≈ 0.3142
Rectangle 3: Area = 5cos(3π/8) * π/8 ≈ 0.2887
Rectangle 4: Area = 5cos(π/2) * π/8 ≈ 0
Finally, to estimate the total area, we sum up the areas of all four rectangles:
Total Area ≈ 0.2887 + 0.3142 + 0.2887 + 0 ≈ 0.8916
Therefore, the estimated area under the graph of f(x) = 5 cos(x) from x = 0 to x = π/2 using four approximating rectangles and right endpoints is approximately 0.8916.
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Which property is it?
Answer:
first one, hope this helped
Step-by-step explanation:
If 4 children drink 24 ounces of milk everyday then how much do they drink in a week? (if this shows up twice sorry i didn't know)
Answer:
168
Step-by-step explanation:
24x7=168
Answer:
In total, the amount of milk every kid combined drank is 672 ounces.
Step-by-step explanation:
If four kids drank 24 ounces of milk for seven days, you would solve it as follows:
First, the amount all the kids drink in one day combined is 96 ounces.
If they drink 96 per day, and they do so for a week (7 days), then that is 96 × 7 because its 96 seven times.
7 × 96 = 672
Solve for the inequality x / 3 < -7
Answer:
\(x < - 21\)
Step-by-step explanation:
1. Multiply both sides by 3.
\(x < - 7 \times 3\)
2. Simplify 3 × 7 to 21.
\(x < - 21\)
therefor, the answer is x < -21
Can someone please help me with this? I need to turn it in tomorrow and I don't understand what to do.
Answer:
Step-by-step explanation:
Slope intercept form
y + 7 = 3(x + 4) Change all the double minuses to pluses.
y + 7 = 3x + 12 Remove the brackets.
y + 7 - 7 = 3x + 12-7 Subtract 7 from both sides
y = 3x + 5
Slope
Whatever number is in front of the x is the slope Answer: 3
y intercept
Whatever comes after the plus sign (or minus sign) is the y intercept. It is a single number. Answer: 5
x intercept.
This occurs when y = 0
0 = 3x + 5 Subtract 5 from both sides
-5 = 3x + 5 -5
-5 = 3x Divide by 3
-5/3 = 3x / 3
-5/3 = x
Answer: x_intercept = -5/3
What geometric figure is the union of two non-collinear rays AB and AC? AC?
a. angle BAC
b. triangle ABC
c. arrow going both ways AB
d. arrow going both ways BC
Answer:
angle bac is the answer
Step-by-step explanation:
both rays emanate from the shared point 'a', which will be the vertex of angle bac
The length and breadth of a rectangular plot are in the ratio of 4:3, if perimeter is 140m, it's area will be
Answer:
length of a rectangular is 4x
breadth of a rectangular is 3x
perimeter is 140m
perimeter of rectangular is
140 = 2(l + b)put the value and you got the value of x
then;
find area
\(area = l \times b\)
then put the value of length and breadth and x also
then you got the answer...
(-7/2z + 4) + (1/5z - 15)
Answer:
-33/10z-11
Step-by-step explanation:
The 12 girls at Suzie's volleyball camp have decided to wear their camp ID's on loops of string around their necks. If each girl needs 1 2 yard of string, how much string do they need in all? Suzie did this work to solve the problem: 12 1 ÷ 1 2 = 12 1 × 2 1 = 24 1 = 24 yards of string Did Suzie solve the problem correctly? No. She should have multiplied 12 and One-half to solve. No. She did not multiply the numerators correctly. No. She did not simplify StartFraction 24 Over 1 EndFraction correctly. Yes. Her work is correct.
Answer:
No. She should have multiplied 12 and One-half to solve
6 yards
Step-by-step explanation:
Number of girls = 12
Each girl needs = 1/2 yard of strings
Suzie workings:
12/1 ÷ 1/2
= 12/1 × 2/1
= 24/1
= 24 yards
No. She should have multiplied 12 and One-half to solve
Correct workings:
Total strings needed for 12 girls = 12 × 1/2 yards
= (12*1)/2
= 12/2
= 6 yards
Answer:
The answer is A.
Step-by-step explanation:
I got it right on Edge 2021.
Find the values of x and y.
A. x = 129, y = 51
B. x = 51, y = 129
C. x = 66, y = 17
D. x = 17, y = 66
Answer:
C x = 66 : y = 17
Step-by-step explanation:
since 2x - 3 and 129 are vertical angles you know that they are equal so you can make the equation 2x -3 = 129 you add 3 to both sides to get 2x = 132 then you decide by 2 to get x = 66