Given an independent variable xy and a binary dependent variable y (y could be either black or white). The y values for data points A, B, C, D, E, F, G, H, and I are known and shown in the following figure. The value of y for the new data point is unknown and to be determined. ABC DE FGH I 000 new data point X1 Suppose that you are using k-nearest neighbours (with k=5) and applying the majority rule to classify the new data point, should the classification be black or white?

if r(x) = x² and r(x) = 4, then the value of x = ± 2

Equal means same in all aspects, whereas equivalent means similar but not identical. For example, 2 is said to be equal to 2 but equivalent to 1 + 1.

For example y = x+5 and the same y = 2x+7

then we can say that x+5 Is also equal to 2x+7

2x+7 = x+5

then x = -2

similarly r(x) = x²

thesame r(x) = 4

this means that x² = 4

solving for x

we find the square root of both sides

√x² = √4

x= ±2

It is ± because square root value as two possible values of either both positive or both negative.

Therefore the value of x is ±2

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Answer:

B

Step-by-step explanation:

(m^-2 n^-3)^-4

-2 x -4 = 8

-3 x -4 = 12

m^8n^12

The given expression (m − 2n − 3) − 4 is equivalent to →

(m - 2n - 7).

Given is the expression -

(m − 2n − 3) − 4

The given expression is -

(m − 2n − 3) − 4

m - 2n - 3 - 4

m - 2n - 7

Therefore, the given expression (m − 2n − 3) − 4 is equivalent to →

(m - 2n - 7).

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Answer:

choice 1)  An hour is 3600 times as long as a second

Step-by-step explanation:

60 x 60 = 3600

Answer:

It is choice 1

Step-by-step explanation:

60×60= 3,600

Answer:

She will no longer owe the bank any money. She will have 100 dollars in profit.

Step-by-step explanation:

$24 x 6 hours a day means she makes 144 dollars a day.
144 dollars times 25 means she makes 3600 dollars over the 25 day period.

3600-3500(the amount she owed) is 100 dollars

Answer:

True

Step-by-step explanation:

A ratio in mathematics displays how often one number occurs in another and the given situation's specific heat ratio is 1.24.

In mathematics, a ratio shows how frequently one number appears in another.

For instance, the ratio of oranges to lemons in a fruit plate would be eight to six if there were eight oranges and six lemons.

Oranges make up 8:14 of the total fruit, whereas lemons make up 6:8 of the total fruit.

So, e are informed that the volume is halved, and the pressure increases by a factor of 2.5.

We shall therefore have:

PVγ = 2.5P(0.5V)γ

We'll condense this to:

(1/0.5)γ = 2.5

γ = In2.5/In2

γ = 1.32

The volume temperature relation is written as follows if the volume expands in an adiabatic process:

T1V1∧γ-1 = T2V2∧γ-1

T1V1∧1.32-1 = T2(0.5V1)∧1.32-1

Condensing this results in:

T₁ = 1.24T₂

Therefore, a ratio in mathematics displays how often one number occurs in another and the given situation's specific heat ratio is 1.24.

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If a stock priced at $40 increases at a rate of 8% per year then it will take 2.91 years for the value of the stock to reach $50.

We will use a logarithmic expression to determine the number of years it will take for a stock priced at $40 to increase at a rate of 8% per year and reach a value of $50.

Firstly, setting up the exponential growth formula:
Final value = Initial value \(\times (1 + Rate)^{Years}\)

Then, plug in the values:
$50 = $40 \(\times (1 + 0.08)^{Years}\)

Solving for Years using a logarithmic expression:
\((1 + 0.08)^{Years}\) = $50 / $40 = 1.25

Applying the logarithm base change formula \((log_a b = ln b / ln a)\):
Years = ln(1.25) / ln(1.08)

Evaluating the logarithmic expression:
Years ≈ 2.9128

So, it will take approximately 2.91 years for the value of the stock to reach $50.

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Answer: about 15 because 14x7=78 and 2 cups for every 14 so 7x2 is 14 and there is 6 remaining so 15 is about right

thank biggie not me

12 cups of sugar needed.

The unitary method is a technique for solving a problem by first finding the value of a single unit, and then finding the necessary value by multiplying the single unit value.

Given:

for 14 lemons= 2 cups of sugar need.

for 1 lemon= 2/14 cups of sugar need.

Now, for 84 lemons

=84*2/14

=6*2

=12 cups of sugar need.

Hence, 12 cups of sugar needed.

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Answer:

jain has 3 blue paints the boys has 2 blue paints jain needs them

Answer:

hope this helps.

Step-by-step explanation:

The population in the study is the entire set of bottles of ketchup produced in the plant in the given year.

In the given scenario, the quality-control manager selects 100 bottles of ketchup filled on January 19 to assess the calibration of the filling machine. The population refers to the entire group or set of items that are of interest to the researcher. In this case, the researcher wants to evaluate the calibration of the filling machine for all bottles of ketchup produced in the plant throughout the given year.

Option A, which states that the population is all bottles of ketchup produced in the plant in the given year, is the correct choice. This option aligns with the objective of the study, which is to assess the calibration of the filling machine for all bottles of ketchup produced in the plant. The sample, on the other hand, refers to the subset of items that are selected from the population and used for analysis. In this case, the sample consists of the 100 bottles of ketchup that were randomly selected on January 19.

Options B and C are incorrect because they refer to the specific set of 100 bottles selected on January 19, which represents the sample, not the population. Option D is also incorrect because it refers only to the bottles produced on January 19, whereas the study aims to evaluate the calibration of the filling machine for all bottles produced throughout the given year. Therefore, the correct answer is option A, which represents the entire population of bottles of ketchup produced in the plant in the given year.

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Answer:

Yes, the lines on the graph at 3 and -3 a part  of the solution,

Step-by-step explanation:

The inequality \(|y| \leq 3\) contains all the values of \(y\) 3 units from the origin including the values 3 and -3.

Thus, the lines on the graph y =-3 and y = 3 are the part of the solution.

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Answer:

x = -27

Step-by-step explanation:

Answer:

8b

Step-by-step explanation:

You can factor the b-term out since b-term exists for all terms in the expression. By factoring out, you are basically dividing the factored term off and put it outside of the bracket, thus:

\(\displaystyle{16b-8b=\left(16-8\right)b}\)

Then evaluate and simplify:

\(\displaystyle{\left(16-8\right)b=8\cdot b}\\\\\displaystyle{=8b}\)

The least positive integer we can get as the product is 2.

Here we have the following set of numbers:

{-5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5}

And we want to take the product between 3 of them and find the least positive integer that we can get as the product.

So it makes sence to choose the smallest absolute value numbers (not zero) such that one is positive and two are negative (we want two negative ones so the signs cancell eachother)

Then we will get:

1*(-1)*(-2) = 2

That is the least positive integer we can get as the product.

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The length of line JM would be = 19.2.

To calculate the missing length of the given figure above, the following steps should be taken as follows:

The formula that should be used is given as;

= GJ/GM = HK/HN

where;

GJ = 16

GM = 16+X

HK = 15

HN = 15+18 = 33

That is;

16/16+x = 15/33

16×33 = 15(16+X)

528 = 240+15x

528-240 = 15x

15x = 288

X = 288/15

= 19.2

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Answer:

-4

Step-by-step explanation:

The y-intercept of this graph is -4

The dependent variables in the following scenario are whether the bacon becomes moister and more flavorful and the independent variable is the cooking method.

In statistics, a dependent variable is one whose value is determined by another set of variables called independent variables. To put it simply, the dependent variable is the thing that is being tested or calculated. The dependent variable is sometimes known as the "outcome variable." In the given scenario, the chef was curious as to whether or not frying or microwaving the bacon would produce a moister and more flavorful final product. The bacon is the result of the experiment, hence it is a dependent variable.

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The shorted distance from Asheboro to Fort Jennings is, 20.4 miles.

What is Pythagorean theorem?

The Pythagorean theorem, also known as Pythagoras' theorem, is a basic relationship between a right triangle's three sides in Euclidean geometry. According to this statement, the areas of the squares on the other two sides add up to the area of the square whose side is the hypotenuse.

In this problem we have to find the shortest  route from Asheboro to Fort Jennings using the roads shown.

From the given route the shorted distance from Asheboro to Fort Jennings is,

= 3 mi + 8 mi + (distance from North lean to Fort Jennings)

Let distance from North lean to Fort Jennings is x.

To find the value of x using Pythagorean theorem.

x^2 = 8^2 + 5^2

x^2 = 64 + 25

x^2 = 89

x = 9.433

x = 9.4

So, the total distance is, 3 mi + 8 mi + 9.4 mi =20.4 miles.

Hence, the shorted distance from Asheboro to Fort Jennings is, 20.4 miles.

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Complete question:

Complete question is attached below.

Answer:

c means constant number

Step-by-step explanation:

plX make me brainliest

From the given information, the probability of getting at least one head in two coin tosses is 3/4 or 0.75.

A coin toss is a random event in which a coin is flipped and the outcome is either heads or tails. The outcome of a coin toss is not dependent on any previous tosses, and each toss is considered to be independent of the others.

The probability of getting at least one head in two coin tosses can be calculated as follows:

There are four possible outcomes when tossing two coins: HH, HT, TH, and TT, where H represents heads and T represents tails. Out of these four outcomes, three have at least one head (HH, HT, TH), and only one has no heads (TT).

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Sample mean of 2.4% or higher is somewhat unlikely to occur by chance alone, and may indicate that the true mean childhood asthma prevalence in the sampled cities is higher than the Population mean of 2.16%.

We can use the Central Limit Theorem (CLT), which states that the sample mean of a sufficiently large sample size from a population with any distribution will be approximately normally distributed. The mean of the sampling distribution of the sample mean will be the same as the population mean, and the standard deviation of the sampling distribution of the sample mean (also known as the standard error) will be the population standard deviation divided by the square root of the sample size.

In this problem, we are given that the population standard deviation sigma is 1.27%, the population mean mu is 2.16%, and the sample size n is 34. Therefore, the standard error of the sample mean is:

standard error = sigma / sqrt(n) = 1.27% / sqrt(34) = 0.218%

The probability that the sample mean is greater than 2.4%, we need to standardize the sample mean using the formula:

z = (x - mu) / standard error

where x is the sample mean. Substituting the given values, we get:

z = (2.4% - 2.16%) / 0.218% = 1.10

Using a standard normal table or calculator, we find that the probability of a standard normal random variable being greater than 1.10 is approximately 0.1379. Therefore, the probability that the sample mean is greater than 2.4% is 0.1379, or about 13.79%.

Interpreting this probability, we can say that if we take many random samples of size 34 from the population of 43 cities and compute the sample mean for each sample, about 13.79% of these sample means will be greater than 2.4%. This suggests that a sample mean of 2.4% or higher is somewhat unlikely to occur by chance alone, and may indicate that the true mean childhood asthma prevalence in the sampled cities is higher than the population mean of 2.16%.

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Answer: To check if Jose has enough string for his project, we need to add the lengths of the strings he has and compare it to the amount of string he needs for the project.

The length of the first string is 9 1/2 feet, the second string is 3 1/4 feet and the third string is 4.5 feet.

To add these lengths we need to convert them all to the same unit of measurement.

3 1/4 feet can be converted to 3.25 feet

So the total length of the strings Jose has is 9 1/2 + 3.25 + 4.5 = 17.25 feet

Jose needs 20 1/3 feet of string for his project, and he has 17.25 feet of string.

So he doesn't have enough string for his project.

Step-by-step explanation:

The probability of rolling a triangle is 50%

From the question, we have the following parameters that can be used in our computation:

Sides = 12

triangles = 6

Circles = 3

Squares = 3

The die has a total of 6 + 3 + 3 = 12 sides.

Since there are 6 triangles on the die, the probability of rolling a triangle is:

P(triangle) = number of favorable outcomes / total number of outcomes

Substitute the known values in the above equation, so, we have the following representation

P(triangle) = 6 / 12

Evaluate

P(triangle) = 50%

Hence, the probability of rolling a triangle on the die is 1/2 or 0.5.

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The missing pacing is approximately 0.811.

To determine the missing pacing, we can use the concept of the pace factor. The pace factor is the average distance covered in one pace.

Given data:

- Line AB: Average number of paces = 15

- Line BC: Average number of paces = 18

- Area of the lot: 177.74 \(m^2\)

First, we need to calculate the total distance covered for lines AB and BC. Since we know the pace factor, we can multiply the average number of paces by the pace factor to find the total distance:

Distance AB = Average number of paces (AB) * Pace factor

Distance AB = 15 * Pace factor

Distance BC = Average number of paces (BC) * Pace factor

Distance BC = 18 * Pace factor

Since the lines AB and BC are perpendicular to each other, the area of the lot can be calculated as the product of the distances AB and BC:

Area of lot = Distance AB * Distance BC

Now we can solve for the missing pacing:

177.74 = (15 * Pace factor) * (18 * Pace factor)

177.74 = 270 * \((Pace factor)^2\)

Dividing both sides by 270:

\((Pace factor)^2\) = 177.74 / 270

\((Pace factor)^2\) ≈ 0.658

Taking the square root of both sides:

Pace factor ≈ √0.658

Pace factor ≈ 0.811

Therefore, the missing pacing is approximately 0.811.

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Answer:

1/5 + 3/5 = 45 = 0.8

Step-by-step explanation:

Spelled result in words is four fifths.

Answer:

Answers are a. 8, b. 10, c. -2, d. invalid

Step-by-step explanation:

a.

\(f(x)=|x|\\So, f(8)=|8|=8\,;[Modulus\,\,is\,\,always\,\,the\,\,positive\,\,value]\)

b.

\(f(x)=3^x+1\\f(2)=3^2+1=9+1=10\)

c.

\(f(k)=\frac{k}{2}+1\\f(-6)=\frac{-6}{2}+1=-3+1=-2\)

d.

\(f(x)=\sqrt{x-5} \\f(3)=\sqrt{3-5}=\sqrt{-2}\\There\,\,is\,\,no\,\,real\,\,solution\,\,for\,\,root\,\,of\,\,a\,\,negative\,\,number\)

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Answer:

Step-by-step explanatiNlo peral son  en

Answer:

  On a coordinate plane, a curved line crosses the x-axis at (negative 4, 0), (0, 0), and (4, 0)

Step-by-step explanation:

An odd function is symmetrical about the origin. It will satisfy the relation ...

  f(-x) = -f(x)

Of the given points, the set that is symmetrical about the origin is found on the 3rd graph:

  (-4, 0), (0, 0), (4, 0)

Answer:

B on edge

Step-by-step explanation:

took the test