Which of the following data show most likely the largest possible variance or variability?

Q: 14. Let X be a discrete random variable with the following PMF 1 for k = -2 4 1 for k = -1 Px (k) 1 ...

A: Farmula used  Range=Maximum-Minimum   

Q: An urn contains 7 white and 3 red balls. Two balls are drawn together at random from the urn. Find t...

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Q: A die is rolled three times. What is the chance that--- not all the rolls show 2 or more spots?

A: Here use binomial distribution because  Each trial is independent  Finite number of trial  There ar...

Q: The casino game of craps is played as follows: Step 1: The player rolls a pair of standard 6-sided ...

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Q: . A container has 5 red dice, 3 green dice and 4 black dice. If you randomly pick 2 marbles from the...

A: Given : 5 red, 3 green, 4 black We draw two marbles  We have to find out probability that both will ...

Q: A brokerage firm has two types of clients, those who prefer high-risk portfolios and those who prefe...

A: Introduction: A client has two options regarding using leverage- either they use leverage, or they d...

Q: A manufacturing machine has a 2% defect rate. If 3 items are chosen at random, what is the probabili...

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Q: When a single die is rolled, what is the probability of getting a number less than 6.

A: If a single die is rolling then sample space (s) is,  s = { 1, 2, 3, 4, 5, 6 } = 6 outcomes Then,  W...

Q: In the past, it had a probability of 0.68 success in any attempt to make a call on the telephone. Ca...

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Q: The table summarizes the number of public schools in two California counties in 2017. County Los Ang...

A: Given data is School Country   Los Angeles San Diego Total Elementary 1395 498 1893 Middle ...

Q: Suppose that T(X) is sufficient for 0 and that ^e(X) is an MLE of 0. Show that ^0 depends on X throu...

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Q: What is the probability that he will roll a number greater than 2

A: Given:  A six pair to dice rolled from  S={1,2,3,4,5,6}  then to find probability that number greate...

Q: Find the chance that the first card is a club and the second card is a club

A: There are total 52 cards in deck Two cards are drawn that is without replacement  Total club cards =...

Q: The probability that a randomly selected box of a certain type of cereal has a particular prize is 0...

A: Given The probability that a randomly selected box of a certain type of cereal has a particular priz...

Q: A guy is explaining the “system” for counting cards. he explains that high cards are worth – 1, neut...

A: Given that there are 76 cards, 23 high, 17 neutral and the rest low.  

Q: (a) If 10 of the blades in an assembly are dull, what is the probability that the assembly is replac...

A: A slitter assembly contains 43 blades. Five blades are selected at random and evaluated each day for...

Q: 5 Estimates for the proportion of people who have COVID-19 in a given community vary over time and f...

A: Givenp=0.04n=20Let "x" be the no.of people is infected x~Binomial(n=20,p=0.04)P(X=x)=(nx)×px×(1-p)n-...

Q: Activity Find the length of the confidence interval (LCI) given the following data: 1. o= 0.4, n= 56...

A: For the given standard deviation, sample size and confidence level. We need to find the length  of t...

Q: For the discrete probability distribution. 3 4. 6. 7 k 2k 2k 3k 2k2 7k + k Find the variance.

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Q: # of tries to get a heads 5 frequency of tries 18 15 4. probability Find the probability for number ...

A: We have given that the table represents records the frequency of the number of tries to get a heads ...

Q: TABLE A shows the number of success data obtained from a standard and new procedure of bio engineeri...

A: Given data : x1= 73 n1= 120 x2= 101 n2= 120 significance level, 0.05

Q: 2. In a wedding, a photographer is taking a group picture of 6 people in a row. In how many ways can...

A: Here use concept of total arrangement  There are total 6 people 

Q: An urn contains 7 white and 3 red balls. Two balls are drawn together at random from the urn. Find t...

A: GivenNo.of white balls = 7No.of red balls = 3Total no. of balls = 10Let "x" be the no.of white balls

Q: The time until recharge for a battery in a laptop computer under common conditions is normally distr...

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Q: For items 11-15, refer to the data below: A population consist of five (5) measurements 2,3, 5, 6 an...

A: We have given that data 2,3,5,6,7 Mean = sum of all observations/total number of observations    NOT...

Q: lesser than the blue balls and the rest are purple balls. If a ball is to be picked at random, find ...

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Q: If the expectation of a Poisson variable is 1, then find P(X> 1).

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Q: A and B throw with three dice. If A throws 14, fınd B's chance of throwing a higher number.

A: Solution is given. Hope you got your answer.

Q: submitted the different requirements like ITR (Income Tax Return) of her parents and grade 10 report...

A: Given: Activity 2: Let Grade = X Subject Grade X Filipino 85 English 83 Mathematics 90 S...

Q: et X and Y be independent random variables with means µx, µy and variances ox, 2. Find an expression...

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Q: (a) Let random variables X1 and X2 be independent and have a common distribution of Exponential with...

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Q: A die is rolled three times. What is the chance that at least one roll shows 2 or more spots?

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Q: a) What is the probability that the employee reimbursements exceed $12,000 next month? (b) How much ...

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Q: For the sample: 45 84 73 58 54 73 52 60 51 80, Determine the median. Median is Blank 1 Clank 1 Add y...

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Q: II. Solve for the variance and standard deviation.

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Q: If the random variable ?takes the values 1, 2, 3, 4 such that 3P(X=1)= 4P(X=2 )= P(X=3) = 5P(X=4). F...

A: It is given that, 3P(X=1)= 4P(X=2 )= P(X=3) = 5P(X=4)

Q: The Normal Distribution. The function NORMDIST(x, mu, sigma, TRUE) computes the probability that a n...

A: *Answer:       

Q: Ten coins are tossed simultaneously. Find the probability of getting (i) atleast seven heads; (ii) e...

A: Solution is given:

Q: An article in International Journal of Electrical Power & Energy Systems "Stochastic Optimal Load Fl...

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Q: P Please find in the below table the proportion of Quebecers who made a donation to specific charit...

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Q: According to Masterfoods, the company that manufactures M&M's, 12% of peanut M&M's are brown, 15% ar...

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Q: A random variable X is defined by Z = log X, where EZ = 0. Is EX greater than, less chan, or equal t...

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Q: If 28 helmets were randomly selected to be tested, find the probability that the crack pressures hav...

A: Let M denote the mean crack pressure for sample of size n = 28, then M follows N(mean = 150, SDM = 1...

Q: The chance of getting incentives in an exam is 1/3. What is the likelihood that at least one of thre...

A:   The chance of getting incentives in an exam is, The chance of not getting incentives in an exam i...

Q: Suppose that a die rolled twice. What are the possible values that the following random variables ca...

A: Here a die is rolled twice. So possible outcomes are  36 which are {(1,1), (1,2), (1,3), (1,4), (1,5...

Q: This is a theory question with no data, when given a 99% estimated shortfall using Normal, Lognormal...

A: question:

Q: If X is a continuous random variable with distribution, f(x) =+ k if 0 < xs 3 = 0 elsewhere %3D Dete...

A: Given function is f(x)={x6+k       0≤x≤30              otherwise       

Q: There are 4 white, 3 black , 2 red balls in box. 3 balls are drawn at random. Find the probability t...

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Q: A set of random variables, x, and their corresponding probability, p(X), is tabulated below: P(x) 0....

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Q: In how many different ways can 5 bicycles be parked if there are 7 available parking spaces?

A: There are 7 available parking spaces and 5 bicycles.