a researcher obtained a correlation of .52 between variable a and variable b. what is the best interpretation of this correlation?

The percentage change from 6 to 27 is approximately 350.00%.

To calculate the percentage change, we can use the following formula:

Percentage Change = ((New Value - Old Value) / Old Value) * 100

Given:

Old Value (X) = 6

New Value = 27

Using the formula, we have:

Percentage Change = ((27 - 6) / 6) * 100

Calculating this expression, we find:

Percentage Change ≈ 350.00

Rounding the percentage change to two decimal places, we have:

Percentage Change ≈ 350.00%

Therefore, the percentage change from 6 to 27 is approximately 350.00%.

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The percentage change from 6 to 27 is approximately 350.00%.

To calculate the percentage change, we can use the following formula:

Percentage Change = ((New Value - Old Value) / Old Value) * 100

We have:

Old Value (X) = 6

New Value = 27

Using the formula, we have:

Percentage Change = ((27 - 6) / 6) * 100

Calculating this expression, we find:

Percentage Change ≈ 350.00

Rounding the percentage change to two decimal places, we have:

Percentage Change ≈ 350.00%

Therefore, the percentage change from 6 to 27 is approximately 350.00%.

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If people show up at rate of 1 person every minute , then the probability that on a random minute , at least 3 people show up is 0.084  .

The number of people showing up at bar in San Diego during any random minute is a Poisson process with an average rate of 1 person per minute.

Let X = number of people who show up during a random minute.

Then X will  follows a Poisson distribution with parameter λ = 1.

So , probability of at least 3 people showing up in a random minute is:

⇒ P(X ≥ 3) = 1 - P(X < 3)

⇒ 1 - (P(X = 0) + P(X = 1) + P(X = 2))

By using Poisson probability mass function for finding P(X = k) for k = 0,1,2   ;

⇒ P(X = k) = (\(e^{-\lambda}\))×(\(\lambda ^{k}\))/k!

Substituting in λ = 1, we get ;

⇒ P(X = 0) = (\(e^{-1}\))×(\(1 ^{0}\))/0! = 1/e  ;

⇒ P(X = 1) =  (\(e^{-1}\))×(\(1 ^{1}\))/1! =  1/e  ;

⇒  P(X = 2) =  (\(e^{-1}\))×(\(1 ^{2}\))/2! = 1/2e  ;

So, the probability of at least 3 people showing up in a random minute is:

⇒  P(X ≥ 3) = 1 - (P(X = 0) + P(X = 1) + P(X = 2))

= 1 - (1/e + 1/e + 1/2e) = 1 - (2/e + 1/2e)

= 1 - (5/2e)

= 0.083019 ≈ 0.084  .

Therefore , the required probability is 0.084  .

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The given question is incomplete , the complete question is

Your friend sings every Saturday night at your favorite bar in San Diego. During his show, people show up at the rate of 1 person every minute.

What is the probability that on a random minute, at least 3 people show up ?

Answer:

I believe it is A; Its x- and y- coordinates are 2 times the correspopnding coordinated of the triangle RST.

Step-by-step explanation:

It just seems the most plausible. I am also taking the Quiz right now.

Answer:

Its A

Step-by-step explanation:

The Triangle is 2x bigger

Got it right on edg

Answer:

315

Step-by-step explanation:

7/4 of 180°

= 1.75 * 180

= 315°

The value not in the solution is x = -10.2

The inequality expression is given as:

-4x - 6.8<34

Add 6.8 to both sides of the inequality

So, we have:

-4x < 40.8

Divide both sides by -4

x > -10.2

This means that only values greater than -10.2 are in the solution set

Hence, the value not in the solution is x = -10.2

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9514 1404 393

Answer:

  B = (-4, 5)

Step-by-step explanation:

Reflection over the origin changes the signs of the coordinates.

  (x, y) ⇒ (-x, -y)

  (4, -5) ⇒ (-4, 5)

Point B is (-4, 5).

Answer:

(-4,5)

Step-by-step explanation:

i do not know

i do not know

i do not know

i do not know

Answer: 192

Step-by-step explanation:

Use algebra

x + 3x + x + 3x = 64 (perimeter)

Combine Like Terms

8x = 64

x = 8

8 + 24 + 8 + 24 = 64

24/8 = 3

Based on the radius of the container's base, and the slant height, the lateral surface area would be 21.23 in².

= π x radius x slant height

The slant height is:

Cos BAC = BA / Slant height or AC

Cos 72° = 2 / AC

AC = 2 / Cos 72°

= 6.47 inch

The lateral surface is:

= 22/7 x 2 x 6.47

= 40.67 inch²

First part of question:

Gordon works for a graphic design firm and is creating a label for a food truck vendor. The vendor specializes in finger food and wants to sell food in right conical containers so they're easy for people to hold. To complete his label, Gordon needs to collect several different measurements to ensure that the label he designs will fit the surface of the container. Gordon has been given a model of the container and told that the diameter is 4 inches and the measure of angle BAC in the model is 72°.

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The equations that are equivalent are: 2 + x = 5, x + 1 = 4, x + (-4) = 7

These equations can be solved to find x = 3 and x = 11, respectively.

An equation is a mathematical statement that uses an equal sign (=) to show that two expressions are equal.

Equations are equivalent if they have the same solution or solutions. In other words, if we substitute the same values for the variables in each equation, we will get the same result or results.

In the given options, the equations that are equivalent are:

2 + x = 5 and x + 3 = 5, since they both simplify to x = 3.

x + 1 = 4 and x = 3, since they both simplify to x = 3.

x + (-4) = 7 and x = 11, since they both simplify to x = 11.

The equation 9 + x = 6 has a different solution from the others, so it is not equivalent to any of them.

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(a) The mean number of buses arriving in any interval of minutes is λ = 1.

(b) The probability of buses arriving in a t-minute interval is P(X > 0) = 1 - P(X = 0), where X is a Poisson random variable with parameter λt.

(c) The probability of no buses arriving in a t-minute interval is P(X = 0) = \(e^{(-λt)}\) = \(e^{(-t)}\).

(d) The probability of at least one bus arriving in a t-minute interval is

P(X ≥ 1) = 1 - P(X = 0) = 1 - \(e^{(-t)}\).

To guarantee at least one bus with a certain percentage of probability, we need to solve the inequality:

where p is the desired probability. Solving for t, we get:

Therefore, the minimum wait time necessary to guarantee at least one bus with a probability of p is -ln(1-p) minutes.

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The total number of choices is 5000, and the total number of choices is 2520.

We have 10 digits(0 to 9)

In the first place, second place, and third place we can put 0-9 means a total of 10 numbers.

In fourth place, we can only put 1, 3, 5, 7, and 9 means a total of 5 digits.

So total number of choices = 10×10×10×5 = 5000

When repetition is not allowed

When we put 1 at last place, then a number of choices:

=9×8×7×1 = 505

Similarly for 3, 5, 7, and 9 the number of choices same as placing 1 at last place, then a number of choices:

= 505+505 +505+505+505

= 2520.

Thus, the total number of choices is 5000,.

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In Chloe's risk information forms, the key item she should document is the probability and impact of each identified risk.

To effectively monitor risks and obtain early warnings, Chloe should document the probability and impact of each identified risk in her risk information forms. Let's break down why this information is critical in risk management.

The impact of a risk represents the potential consequences or severity of its occurrence. By documenting the impact, Chloe can understand the potential damage or disruption a risk could cause. This allows her to prioritize risks based on their potential impact on the project or objective. By assigning an impact rating or value to each risk, Chloe can identify high-impact risks that require careful consideration and robust mitigation strategies.

Once Chloe has established the probability and impact for each risk, she can set thresholds or triggers for early warning signs. These thresholds act as indicators that a risk is approaching or crossing a critical level.

Chloe can track these thresholds regularly and set up a monitoring system that alerts her when a risk reaches or surpasses the specified levels. This allows her to take timely action and implement mitigation strategies before the risk escalates and negatively impacts the project.

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The formula holds for k+1 as well. By mathematical induction, the formula holds for all positive integers n.

We can prove this by mathematical induction.

Base case: When n = 1, we have:

∑1 k=1 k^2k = 1^21 = 1

and

(n − 1)2n+1 + 2 = (1 − 1)2(1) + 2 = 2

So the formula holds for n = 1.

Inductive step: Assume that the formula holds for some positive integer k, i.e.,

∑k k=1 k^2k = (k − 1)2k+1 + 2

We want to show that the formula also holds for k+1, i.e.,

∑k+1 k=1 k^2k = k2k+1 + (k+1)^2(k+1)

Using the assumption, we can write:

∑k+1 k=1 k^2k = ∑k k=1 k^2k + (k+1)^2(k+1)

= (k − 1)2k+1 + 2 + (k+1)^2(k+1) (using the assumption)

= (k − 1)2k+1 + 2 + (k^3 + 3k^2 + 3k + 1)

= (k − 1)2k+1 + k^3 + 3k^2 + 3k + 3

= k^2(k+1) + k(k+1) + 2(k+1) + (k − 1)2(k+1)

= (k+1)[k^2 + k + 2(k-1)]

= (k+1)(k^2 + k + 2k - 2 + 2)

= k^3 + 3k^2 + 3k + 2k^2 + 2k + 2

= (k+1)^3 + 2

Therefore, the formula holds for k+1 as well.

By mathematical induction, the formula holds for all positive integers n.

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Each ticket price = $ 8

Total Reserved Money = $ 48

We want to know how many people can attend with those 48 dollars. Let this unknown be "x".

Let "x" be the number of people that can attend the movie.

To find x, we can divide the total amount they ahve ($48) by each ticket price ($8).

Thus,

Answer:

6 people in total can attend.

square

its the middle bit that looks darker than the rest.

The probability of getting an Ace is 1/13.

Probability of an event = number of favorable outcomes for the event/number of all possible products.

First, let's calculate the number of all possible outcomes. Randomly picking the cards could result in each of the 52 being selected. So, there are 52 possible outcomes.

But if you want an Ace in your desired event, you have four options—ace of Spades, Ace of Clubs, Ace of Hearts, and Ace of Diamonds. Therefore, the number of favorable outcomes for Aces = 4.

Therefore,

The probability of getting an Ace with a deck of 52 cards = 4/52 = 1/13.

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Answer:

idk

Step-by-step explanation:

Answer (#2):

125 (degrees)

Step-by-step explanation:

<ATH= 180 - x

the sum of the degrees in a triangle is 180, so <ATH=180-43-82=55 (degrees)

x=180-55=43+82=125 (degrees)

Answer (#3):

x=11, <C=12 (degrees)

Step-by-step explanation:

(3x+28)+(5x+52)+(2x-10)=10x+70=180

x=110/10=11

The scenario described can be formulated as a strategic form game with two players. Each player independently declares a nonnegative real number as their bid to win a prize of 1. The highest bidder wins the prize, while in the case of a tie, the prize is shared equally between the players, and both players pay the lowest bid. The objective is for each player to maximize their utility. The best response correspondences and Nash equilibria of the game can be determined.

Let's denote the two players as Player 1 and Player 2. The strategic form game can be represented as follows:

N = {1, 2} (set of players)

x = {\(x_{1}\), \(x_{2}\)} (set of strategies)

u = {\(u_{1}\), \(u_{2}\)} (set of utility functions)

Each player has the strategy set  \(x_{1}\)= \(x_{2}\) = [0, ∞), representing the nonnegative real numbers that they can bid.

The utility functions can be defined as follows:

\(u_{1}\)(\(x_{1}\), \(x_{2}\) ) = { (1/2) -  \(x_{1}\), if  \(x_{1}\)= \(x_{2}\) ,

              1 -  \(x_{1}\), if  \(x_{1}\)> \(x_{2}\)  }

\(u_{2}\)(  \(x_{1}\), \(x_{2}\) ) = { (1/2) - \(x_{2}\) , if  \(x_{1}\)= \(x_{2}\) ,

              1 - \(x_{2}\) , if  \(x_{1}\)< \(x_{2}\)  }

The best response correspondences describe the strategies that are optimal for each player given the other player's strategy. In this case, the best response for Player 1 is to bid the highest possible value (\(x_{1}\) = ∞) if Player 2 bids 0, and bid 0 if Player 2 bids any positive value. Similarly, the best response for Player 2 is to bid the highest possible value ( \(x_{2}\) = ∞) if Player 1 bids 0, and bid 0 if Player 1 bids any positive value.

The Nash equilibria of the game occur when both players are playing their best responses. In this case, the Nash equilibria are (\(x_{1}\)=0, \(x_{2}\) =0) and (\(x_{1}\) = ∞, \(x_{2}\) = ∞). The first equilibrium represents both players bidding 0 and sharing the prize equally, while the second equilibrium represents both players bidding infinitely high values and neither winning the prize.

Therefore, the best response correspondences in this game are the strategies that maximize each player's utility given the other player's strategy, and the Nash equilibria occur when both players are playing their best responses.

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Answer:

Unfortunately, I cannot see the graph you are referring to, so it is difficult for me to determine the exact value of k. However, I can provide some general guidance on how to determine the value of k when a function is translated vertically.

If a function f(x) is translated vertically by a distance k, the new function g(x) would be given by:

g(x) = f(x) + k

In other words, to translate a function vertically, we add a constant to the function's output (y-value). So if the given function is:

f(x) = []*

and it is translated vertically to:

g(x) = (-²)* - " +1(x) + k

then the value of k would be the amount of the vertical translation. This would be the amount that the graph of g(x) is shifted up or down compared to the graph of f(x).

Without more information or context, I cannot determine the exact value of k, but hopefully this explanation helps you to understand how to approach this type of problem.

Step-by-step explanation:

The Value of k in function translation is 3.

To find the value of k, we need to look at the translation of the function. The + sign indicates a horizontal translation to the right, and the - indicates a vertical translation downward.

From the given graph, we can see that the translation is 1 unit to the right and 3 units downward.

Therefore, the value of k is 3.

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Based on the description, it is not possible to provide a specific answer without a visual representation of the dot plot. However, I can explain each term and help you identify the correct answer once you examine the dot plot.


a) Approximately normal: The dot plot would resemble a bell curve, with most points centered around the mean and symmetrically distributed on both sides.
b) Bimodal without a gap: The dot plot would have two distinct peaks, but the points are continuous and do not have a gap between them.
c) Bimodal with a gap: The dot plot would have two distinct peaks, with a clear gap separating them.
d) Skewed to the right without a gap: The dot plot would have a longer tail on the right side, indicating higher values, with no gap in the data.
e) Skewed to the right with a gap: The dot plot would have a longer tail on the right side, indicating higher values, and a clear gap in the data.

To determine the correct answer, examine the dot plot and identify its shape based on the explanations provided above. Then, choose the option that best describes the dot plot.

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Answer: The possible rational roots are  

± 1 , ±2 , ± 4 , ± 5 , ± 10 , ± 20 . The rational roots are   x = − 2 , x = 2 , x = 5 .

Answer:

D on Edge

Step-by-step explanation:

Answer:

Chloe will earn $100 outright plus $7 dollars for every lap she swims for her school.

Step-by-step explanation:

Answer:

q = - 3.4

Step-by-step explanation:

- 13(q + 4) = 7q + 16 ← distribute parenthesis on left side

- 13q - 52 = 7q + 16 ( subtract 7q from both sides )

- 20q - 52 = 16 ( add 52 to both sides )

- 20q = 68 ( divide both sides by - 20 )

q = - 3.4

Given:

Axis of symmetry of a parabola is \(x=4\).

A point on the parabola is (0,2).

To find:

The another point on the parabola.

Solution:

The point (0,2) lies on the parabola and the axis of symmetry of a parabola is \(x=4\).

It means, the another point on the parabola is the mirror image of (0,2) across the line \(x=4\) because the parabola is symmetric about the axis of symmetry.

If the point is reflected across the line \(x=4\), then

\((x,y)\to (-(x-4)+4,y)\)

\((x,y)\to (-x+4+4,y)\)

\((x,y)\to (-x+8,y)\)

Using this rule, we get

\((0,2)\to (-0+8,2)\)

\((0,2)\to (8,2)\)

Therefore, the other point on the parabola is (8,2).

0 because there is no 7 on a fair 6-sided die

Answer:

The probability of rolling a "7" on a fair 6-sided die is 0/6 or 0% because there is no value of 7 to be rolled on such a die. The probability of flipping a tails on a  fair coin is 1/2 or 50% because there are only two sides to a coin and tails is one of those sides.

Answer: The angle is 35 is specifically 34.85

Step-by-step explanation:

\(sin^{-1}\)(\(\frac{8}{14}\))=34.85