Given the following sampling distribution of one mean with a sample size 49, from a normally distributed population, find the population standard deviation, o. 110 111 112 113 114 115 116

Q: Among the 30 applicants for a position at a bank, 18 are married, of which 6 have some banking…

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Q: Then the mean number (to the nearest whole number) of students who will finish the exam in less than…

A: The disyribution function is defined as F(x) = P(X ≤ x)  Let Y be the probability that a student…

Q: A manufacturer of cereal finds that the masses of cereal in the company’s 200-g packages are…

A: GivenMean(μ)=200standard deviation(σ)=16.3

Q: Today, the waves are crashing onto the beach every 4.1 seconds. The times from when a person arrives…

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Q: 17 Find the probability of choosing a letter other than the letter E from a bag that contains the…

A: Given  Total number of letters = 18 n(I) = 2 n(L) = 2 n(  A) = 3 n(S) =  2 n(E) = 3 n( drawn) =  1

Q: A programmer is creating a game with a villain who randomly appears and steals 50 gold coins from…

A: The image is attached below to find the expected value of a player.

Q: Chloe's z score for her test was z = 0.1. Her actual test score was x = 80.71. The class mean was =…

A: GivenChloe's z-score for test (z)=0.1Her score(x)=80.71Mean(x)=80.59

Q: Stick or roll is a game involving two players, A and B, and a die with four faces (numbered 1, 2, 3,…

A: Given that, Two players A and B roll four-faced dice. {1, 2, 3, 4} The faces are equally likely to…

Q: need

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Q: Consider the following table with information about a sample of students from Phoenix High School…

A: Formula : P(A or B) = P(A) + P(B) - P(A n B)

Q: ) In an experiment, a ball is drawn from an urn containing 7 red balls and 8 yellow balls. If the…

A: From the given information, number of red balls n = 7 Number of yellow balls = 8

Q: In a health examination survey of a prefecture in Japan, the population was found to have an average…

A: Given Data : Population Mean,μ = 99 Population Standard Deviation,σ = 12

Q: A pair of fair dice is rolled onoe, Suppose that you lose $7 f the dice sum to 5 and win $8 if the…

A: Given A pair of fair dios is rolled once Suppose that you lose 57 if this dice sum to 5 and win $8…

Q: The joint probability distribution function of a discrete random variable is f(x,y) = cxy for x-1,…

A: Given information: fx,y=cx2y for x=1,2,3 and y=1, 4, 16 The value of c is obtained below:…

Q: Telephone calls enter a college switchboard on the average of two every three minutes. The…

A: here given , Telephone calls enter a college switchboard on the average of two every three minutes.

Q: 15.) In how many ways can the letters of the word "MISSISSIPPI" be arranged?

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Q: 2. The sample of 120 chuck penetration, 1.00, 1.50, 2.25 and 3.25 distance are entered into…

A: 2. Null Hypothesis: H0: There is no significant difference in the mean torque force of the…

Q: You have a theory: people who have a high income (X) are generally healthier (Y). You collect some…

A: A correlation is a relationship between two variables(dependent and independent variables).

Q: The boxplot below shows the distribution of waiting time in minutes for 80 customers at a coffee…

A: A boxplot is a graphical way of representing a five number summary of the data. It represents…

Q: (1) For a function f: R R to be a probability density function it must satisify some conditions.…

A: A function whose value at any given sample in the sample space provides a relative likelihood of the…

Q: c)  a customer buys three packages and all are corrupt d)  a customer buys three packages and two…

A: A computer store has 15 copies of a software package.  Unknown to the store, 3 of the packages have…

Q: 3.Suppose that X and Y are independent random variables for which Var(X)=Var(Y)=3. Find the values…

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Q: Let X be a random variable with probability distribution as shown below: 25 2 <x< 10 f(x) = {3x and…

A: The E(g(X)) is calculated as E(g(X)) = E(10X + 5) = 10E(X) + 5

Q: Let X and Y be two continuous random variables with joint probability density function given by:…

A: Option C is the correct answer.

Q: 25. The class interval containing the P class is 23. The class boundaries containing the modal class…

A: For the given frequency distribution table,  we need to find; 22. The class boundaries containing…

Q: Using the following two way frequency table, answer the following question: Have Been to Have Not…

A: Solution-: Given table:   Have been to Canada Have not been to Canada Have been to Mexico 6 3…

Q: Let X be a random variable with probability distribution as shown below: 25 2 <x < 10 f(x) = {3x3…

A: Given: fx=253x3, 2&lt;x&lt;100,  elsewhereand gX=5X+3

Q: 46. Jun and Aaron are equally good at chess. They play three games against each other. What is the…

A: Given problem Given that   46)   Jun and Aaron are equally good at chess. They play three games…

Q: Silicone implant augmentation rhinoplasty is used to correct congenital nose deformities. The…

A: Given: n=16x¯=24.0s=3.4CI=95%=0.95

Q: If a random variable X is defined such that: E(X + 4) = 10 and E[(X + 4)²] = 114. Then the values of…

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Q: found that the probability of having rain on Tuesday or Wednesday is 0.6. After it did rain on…

A: here define events  Rain on Wednesday  = W rain on Tuesday = T

Q: need the answer

A:

Q: Example 6.14 Convert the set of numbers 6, 7, 5, 10 and 12 into standard scores:

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Q: If two options are mutually exclusive and collectively exhaustive, and you have sufficient evidence…

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Q: Among the 30 applicants for a position at a bank, 18 are married, of which 6 have some banking…

A:

Q: Participants in a study of a new medication received either medication A or a placebo. Find…

A: For the given data Find P ( placebo and improvement ) =?

Q: A survey was given to 18 students. One question asked about the one-way distance the student had to…

A: Solution

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

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Q: The work week for adults in the US that work full time is normally distributed with a mean of 47…

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Q: ((x+ y) f(x,y) = x > 0, y > 0,3x + y< 3 else Then P (0 < x < ;) = O 121/256 O None of other options…

A: Solution

Q: Suppose that a die is rolled twice. Let X be the minimum value to appear in the two rolls. (a)…

A: Given: A die that is rolled twice. The minimum value to appear in two rolls=X To construct: To…

Q: 6. Thirteen percent of ådults ale ItIU TIU finding at least one lefty. - ƏC (0.13)°(C 0.9693 7. Six…

A: Solution

Q: The agent receives a reward of 100 if it hits the top of the slope and -1 otherwise. The actions…

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Q: The life expectancy of a fluorescent light bulb is given by the number of hours that it will burn.…

A: Given that                      We have to find sample standard deviation :

Q: soups, four entrées, and four desserts are listed on the "Special" menu at the Neptune Restaurant.…

A: Given: n(soups) = 3 n(entrees) = 4 n(desserts) = 4 n(total) = 3 + 4 +4             = 11

Q: The joint distribution of the random variable X and Y is given in the following table 1 3. 4 Y 0. 18…

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Q: What is the probability that all balls are green? b. What is the probability that exactly two of…

A: As per bartleby guidelines we can solve only first three subparts and rest can be reposted

Q: In the instant lottery with 10% winning tickets, if X is equal to the number of winning tickets…

A: Binomial distribution is given by

Q: Among the 30 applicants for a position at a bank, 18 are married, of which 6 have some banking…

A:

Q: Among the 30 applicants for a position at a bank, 18 are married, of which 6 have some banking…

A: Among the 30 applicants for a position at a bank, 18 are married, of which 6 have some banking…