Which set of data would probably show a strong positive linear correlation?

Q: p.d.f. h(x) of the random variable x is defined by h(x)=3/(4(1-x²)),-1<x< 1,Calculate the standard…

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Q: a) If y is a random variable with a probability mass function defined as follows: 0 1 4 9 y P(y)…

A: As per our company guidelines we are supposed to answer only first question. Kindly repost other…

Q: A sample mean, sample size, and population standard deviation are given. Use the one-mean z-test to…

A: From the provided information, Sample size (n) = 15 Sample mean (x̄) = 259 Population standard…

Q: Calculate the means and standard deviations of:37, 26, 19, 21, 19, 25, 17 6.9;3 .a 2.414;3 .b O…

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Q: 1. What is the probability of getting the number 5 when a fair die is thrown? A. 0 B. 1/6 C. 1/2 D.…

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Q: upvote.

A: Total number of students in the group = 10 Number of grade 11 students in the group = 3 Probability…

Q: : E1 occurs and E2 occurs, find probability of E3

A: here given  When Rolling Die  E1 = event that outcome is 1,2,3 or 4 E2 = event that even number…

Q: You are the regional manager of a five-star hotel chain known for its commitment to high-quality…

A: a) From the given information, Customers Complaints Percentage 1000 8 0.008 1000 11 0.011…

Q: Recently, Goran ran for president of the local school board. Of those who voted in the election, 80%…

A: The answer is attached below,

Q: Given a deck of 52 playing cards, in how many ways can a hand of 5 cards be dealt such that all are…

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Q: Don’t show explanation

A: Residual = Observed value – predicted value e = y – ŷ

Q: Which is the expectation for a binomial distribution? O a) 3/ о b) np

A: Given problem is :

Q: How many outcomes are possible if you toss a coin six times? a) 62 b) 2 +6 c) 26 Od) 2x6

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Q: What is the expected value (mean) of X?

A:

Q: If 5 cards were picked at random from a deck of 52 cards, find P(Exactly 2 are hearts)?

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Q: 1. What is the probability of getting the number 5 when a fair die is thrown? A. 0 B. 1/6 C. 1/2 D.…

A: If any one want to known the happening on an event then probability is used. It is calculated by…

Q: Q2/suppose there were six kinds of toppings that one could order for a pizza. How many combinations…

A: Given data isNo.of kinds of pizza toppings(n)=6No.of toppings could be ordered(r)=3

Q: Q3/ The probability that a consumer will rate a new antipollution device for cars What are the…

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Q: In the process of producing engine valves, the valves are subjected to a first grind. Valves whose…

A: Given information:- PMeet specification=74%=74100=0.74PReground=0.18PScrap=0.08PMeet…

Q: The probability a chip is manufactured to an acceptable standard is 0.87. A sample of six chips is…

A: GivenThe probability a chip is manufactured to an acceptable standard(p)=0.87sample size(n)=6Let "x…

Q: The probability a machine has a lifespan of more than 5 years is 0.8. Ten machines are chosen at…

A: GivenThe probability a machine has a lifespan of more than 5 years(p)=0.8sample size(n)=10Let "x" be…

Q: What is the probability of getting the number 5 when a fair die is thrown? C. 1/2 A. 0 B. 1/6 D. 1 .…

A: AS PER COMPANY GUIDELINE I SOLVED ONLY 1ST QUESTION THANK YOU.   Ans ; what is the probability of…

Q: An unprepared student takes a 10 question TRUE/FALSE quiz and ended up guessing on all the problems.…

A: n = 10 questions true false questions  so p(correct guess) = p = 1/2 x = no. of correct answer by…

Q: a) A box contains 6 red balls 4 blue balls Draw two balls in a row If the draw is with the return,…

A: As per our guidelines we are suppose to answer only one question. Given,no.of red balls=6no.of blue…

Q: The mean of the numbers (x₁, x2, x3,...,xn) is . x. Show that the sum of the deviations about the…

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Q: What are the odds against randomly picking a green apple from a fruit bowl containing seven green…

A: Answer:- Given a fruit bowl containing 7 green apple and 4 red ones.                What are the…

Q: f (x, y) 1 0.05 0.05 0.00 g (x) 0.10 a. Determine the mean of X. b. Determine the mean of Y. c.…

A: As per our guidelines we are suppose to answer only three sub parts. Mean of X (E(X))=∑X.g(x)

Q: Use the spinner below. 12 1 11 2 10 9 8 7 P(3 or 5) = Round answer 4 places after the decimal if…

A: To find: P( 3 or 5 ) = ?

Q: The means of 6, 6, 6, 6, 6, 6 is 6?

A: NOTE-AS PER POLICY I HAVE CALCULATED FIRST MAIN QUESTION ONLY  here mean  = ∑xn

Q: How many arrangements are there of three the letters in the word APRIL ? a) 15 acer b) 125 c) 27 d)…

A: To find: How many arrangements are there of three the letters in the word " APRIL".

Q: Miss Bailey's drive to her cottage from Oakville varies uniformly from 3 hours and 15 minutes to 4…

A: In general, 1 hour =60 minutes. 3 hours and 15 minutes=195 minutes 4 hours and 5 minutes=245 minutes

Q: Q9] Of a lot of 10 items, 2 are defective. (a) Find the number of different samples of 4. Find the…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Suppose that X and Y have a joint probability density function given by ce-3z-5y fxy(x, y) = if x, y…

A: Given f(x,y)=ce-3x-5y x,y≥0

Q: ** A box contains 6 red balls 4 blue balls Draw two cards in a row If the draw is with the return,…

A: given data 6 red balls 4 blue balls 10 total balls Select two with replacement

Q: A manufacturing plant consists of four machines, independently operating, to produce a certain…

A: The reliability or the probability of working of the four machines is as follows: Machine…

Q: Problem 7 One hundred children were asked, "Do you like mommy or daddy" Of the 33 who answered…

A: According to policy we answer 1st question for remaining please repost the question.

Q: ) Suppose that two balls are randomly and independently selected in succession with replacement from…

A: Given that,  Two balls are selected from a box containing 4 similar balls numbered 5,10,15,20 We…

Q: A random variable, z, has p.d.f. f(z) = e ², 0 =< z < 1. Calculate the expected value of z. a. 1 b.…

A: From the provided information, The pdf of z is f (z) = e-z, 0 ≤ z &lt;1

Q: a) Using a sample size of 75, construct a 95% confidence interval estimate of the mean birth weight…

A: here given ,  A study has been conducted to verify the mean of birth weight at Apple County. From…

Q: r A continous random variable x has p.d.f.,then f(x) >;0 a O It; f(x)==0 f(x) >==0 f(x) >=1 .b O .CO…

A: To find: A continous random variable x has p.d.f , then ?

Q: Consider the sample space S = {Silicon, Germanium, Nitrogen, Gallium, Carbon, Indium} and the events…

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Q: What happens to the width of a confidence interval as we increase confidence level, i.e as we…

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Q: Ship collisions in the Houston Ship Channel are rare. Suppose of collisions are Poisson distributed,…

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Q: z is a standard normal random variable. The P(-1.96 ≤z S-1.4) equals O a. 0.475 Ob. 0.0558 O c.…

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Q: Calculate the mean and variance of the random variable y, whose probability mass function is: f(y) =…

A: Farmula used E(Y)=∑YP(Y=y) Variance=V(Y)=E(Y2)-(E(Y))2

Q: The water content of soil from a borrow site is normally distributed with a mean of μ = 14.2% and…

A:

Q: .Find the standard deviation of -2, 7.2, 6.9, -10.4, 5.3 6 .a .b O 7.CO 6.78 .d O 6.9

A: Given data is -2,7.2,6.9,-10.4,5.3sample size(n)=5

Q: A bowl contains twelve batteries of which four are new, five are used (working) and three are…

A: GivenX denote number of new batteries chosen Y denote number of used batteries chosen Total number…

Q: 4. Assume that the life of laptop brand X is normally distributed. It was found that the average…

A: As per company guidelines i solved only first question .thank you  Given X~μμ,σAverage μ= 5 year…

Q: Consider the triangle A on R2 formed by three points: (0,0), (1,0), and P, where P has coordinates…

A: GivenThe data points (0,0) (1,0) and (Cosθ, sinθ)  The distribution of θ is uniform between 0,2π The…