Compute for the best point estimate. HEIGHT (in inches) OF 12 GRADE 7 STUDENTS Jinyoung 70 Jun 72 Chanyeol Jeno Jaemin 60 68 70 Winwin Haruto Jeongwoo 62 66 64 Chan 66 Jin Soobin 70 64 Lucas 68

Q: In a poll of 1000 likely voters, 560 say that the United States spends too little on fighting hunger…

A: Givensample size(n)=1000x=560confidence interval=95

Q: (a) Find the probability distribution for Y. P(Y = 0) = P(Y = 1) = P(Y = 2) = P(Y = 3) - (b) Find…

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Q: 7. A pumping station operator observes that the demand for water at a certain hour of the day can be…

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Q: 1) Suppose Z~N(0,1). Find the following (round all answers to 4 decimals): a) P(Z 1.65) d) Find Z…

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Q: People with O-negative blood are called "universal donors" because O- negative blood can be given to…

A: From the given information, the sample size n=4000 and the probability of people have type…

Q: How many numbers consisting of five different digits can be made from the digits (0, 1 , 2, 3, 4, 5,…

A: ConceptPermutation = n!/(n-r)!Given digits are 0,1,2,3,4,5,6,7,8,9

Q: Each of three balls are randomly placed into ane af three bowls. Let X be the number of empty bowls.…

A: Given that  Each of three balls are randomly placed into one of three bowls. Let X be the number of…

Q: In a memory test, the test subjects are shown 625 objects and are asked after two hours to name the…

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Q: 16. A fair six-sided die is tossed. Let A be the event of getting a factor of 6 and B be the event…

A: A -  are all factors of six. B - are getting an odd number What is A intersection B = ?

Q: In this question you are expected to use computer support to find the final answers. That is, you…

A: Introduction: We have used Microsoft Excel to complete the calculations.

Q: List the elements of the set. The set of all outcomes of tossing a pair of distinguishable coins or…

A: outcomes of tossing a pair of distinguishable coins or a pair of indistinguishable coins

Q: Using the transformation theorem, find the density joint of the random vector (Y1, Y2). 2. From the…

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Q: Suppose that a random sample of size 81 is to be selected from a population with mean 30 and…

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Q: the portland trailblazers won 41 games in the by end of the 2017 season and 49 games by end of the…

A: 2017- won 41 games 2018- won 49 games Absolute and relative changes =?

Q: 20. There are ten consonants and five vowels on the list. There are 450 different word combinations…

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Q: One bag contains 6 white balls, 3 red and 4black balls, and a second bag contains 4white balls and 6…

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Q: What is the probability that in a race between 10 friends, Billy is first and Michael is last?

A: Here use basic probability

Q: One bag contains 6 white balls, 3 red and 4black balls, and a second bag contains 4white balls and 6…

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Q: per day. If it is fair, he can lose $6 per day What is his expectation if the probability rain is…

A: Given an umbrella salesman can earn $30 per day. If it is fair, he can lose $6 per day. Find…

Q: 4 3 5 2 7 6 8 25. What is the intersection of events, A N B? A. A NB = {3,4,7} B. A NB = {1,2,3,4,…

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Q: 1. Given a deck of 30 cards labelled with numbers 1- 10 (with 3 cards of each number), how many…

A: Let us assume there are three persons A, B and C sitting beside each other. The different ways in…

Q: spades} and let B={all 5 cards of spades}. What is the probability that all 5 cards of spades given…

A: Here without Replacement model  So use hypergeometric distribution

Q: and 10% Commerce students. If 10 students are selected at random, wa The students strength of a…

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Q: 6. Given the following statistics, what is the probability that a woman has cancer if she has a…

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Q: 1) A chalk box contains 5 pink chalks and 4 white chalks. If three items are picked at random,…

A: Note: According to Bartleby guidelines expert solve only one question and rest can be reposted

Q: The average depth of the Hudson Bay is 305 feet. Climatologists were interested in seeing if the…

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Q: Determine whether the events are mutually exclusive or not mutually exclusive then find the…

A: Given that, In a box having 4 bulbs, the probability of having one defected bulb is 0.5 and the…

Q: An employee is selected from a staff of 10 to supervise a certain project by selecting a tag at…

A: Given- An employee is selected from a staff of 10 to supervise a certain project by selecting a tag…

Q: Noah is a professor in business statistics. He gives a 25 questions multiple choice tests. If each…

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Q: There are 15 black balls 14 red balls and 11 white balls in a jar and you get to randomly pick one…

A: It is given that Number of black balls = 15 Number of red balls = 14 Number of white balls = 11…

Q: You encounter a woman who has one of her children with her, and the child is a girl. The woman tells…

A: The woman has a child who is a girl.

Q: The flight crews of ABC Airline Company have a mean hourly wage of P480 with a standard deviation of…

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Q: ormal approximation to binomial Over the history of a given college course, the data shows a…

A: Given that Over the history of a given college course, the data shows a passing rate of 88%.  p =…

Q: In a pizza restaurant, 95% of the customers order pizza. If 65% of the customers order pizza and a…

A: Given information- The probability of the customers order pizza = 0.95 P (Pizza) = 0.95 The…

Q: eviation of 0.8 penalties per game. What is the probability that, for a sample of 40 college games…

A: A study of college football games shows that the number of holding penalties assessed has a mean of…

Q: The owner of a factory that sells a particular brand of bottled fruit juice claims that the average…

A: ( 1 ) For the given data perform t test for one mean

Q: 5. Six ideas were shortlisted by the analysts for possible funding. Mr. Salvador, a businessman, has…

A: Total no.of ideas were shortlisted by the analysts = 6 No.of projects to invest the money = 2…

Q: what exactly is a statically significant difference (Links to an external site.)? For example, if…

A: Given that  what exactly is a statically significant difference :

Q: Suppose a mutual fund qualifies as having moderate risk if the standard deviation of its monthly…

A: Given  Population standard deviations σ=6%=0.06, sample standard deviations=s=4.42%=0.0442, level of…

Q: a) Find the marginal pdf's of X1 and X2 b) Are X1 and X2 independent? Why or why not? c) Find P(X1 <…

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Q: Many manufacturers have quality control programs that include inspection of incoming materials for…

A: Given that - Many manufacturers have quality control programs that include inspection of incoming…

Q: 19. What is the probability that a number selected at random from the first 50 positive integers is…

A: GivemTotal no.of positive integers = 50

Q: 4.43. At a local grocery store there are queues for service at the fish counter (1), meat counter…

A: Given i=1,2,3 Service rate 4+i Find The probability is no one in the system i.e. π0,0,0

Q: Question 4 A survey of California community college statistics students were asked their student…

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Q: 6. Consider a normal distribution whereu = 80 and o 8 and answer the following: %3D a. If x 72, what…

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Q: An electronic office product contains 5000 electronic components. Assume that the probability that…

A: Given that  n=5000 , p=0.999 , q=1-p=0.001 X= Number of failure components  p=probability of without…

Q: Refer to the following partial contingency table of probabilities that links the mode of…

A: Please note that as per our guidelines if multiple questions are posted we can answer one question…

Q: Suppose we estimate the following model with OLS:  Which of the following statements is always…

A: Suppose we estimate the following model with OLS:    Which of the following statements is always…

Q: sample of 38 customers was $318. Assume the population standard deviation was $32. a. Construct a…

A: We have given that,  Average (x̄) = $318, sample size (n) = 38 and population standard deviation (σ)…

Q: Suppose a 5 card hand is drawn from a standard deck of cards. What is the probability that there are…

A: There are 52 card in the deck in which they divided into two color i.e red(26) and black (26). These…