11.create the probability distribution for x (the number of times a composite number is rolled when rolling a die three times)

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A: The mean is 5.8 and standard deviation is 1.2.

Q: a) A college principal decides to consult the students about a proposed change in the time of…

A: Given that Total student are 80 of which 57 are favoure of change then 23 are not favoure Proportion…

Q: Q10 Suppose N ~ Poisson(10), and Y N = n ~ Binomial(n, p), for n = 0, 1, 2, . ... Q10(i.) Find the…

A:

Q: 1.Determines in a table, the average, median and standard deviation of each of the distributions to…

A: From the given information: Age Girl reaction time Boy reaction time 8 5 47 9 5 46 10 48 44…

Q: The mean amount of time it takes a kidney stone to pass is 15 days and the standard deviation is 4…

A: For the population distribution of time to pass the kidney stone, it is given that: Mean=15…

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A: Given equation is y=55r-15

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A: Givenclaim is that the mean GPA of night students is significantly different than…

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A: Hypotheses: H0:μ=82.5H1:μ≠82.5 This is a two-tailed test as the direction of alternative hypothesis…

Q: Experiment X is consist of drawing two balls from a basket containing 13 blue and 5 red balls.…

A: Solution: From the given information, a basket contains 13 blue and 5 red balls. Total number of…

Q: K yan processed tablet form. Cholesterol levels were measured before and after the treatment. The…

A: Given that  Sample size n =49 Sample mean=3.5 Standard deviation =18.6

Q: Given X E {0, 1} with X = 1 indicating disease. Given their status, a diagnostic test returns a…

A: It is given that X follows the Bernoulli distribution with parameter, p. The probability…

Q: You are testing the claim that the proportion of men who own cats is smaller than the proportion of…

A: Given n1=80 n2=100 P1-bar=0.45 P2-bar=0.25

Q: a) The discrete probability distribution is given by 0 1 2m i. X P(X= x) m Show that m: Find the…

A: The question is about discrete probability distribution Given :   To find : i ) Show m = 1/8 ii )…

Q: Given the frequency distribution for the data, Age Frequency Relative Frequency [20,29] [30,39]…

A:

Q: The life span of a laptop battery is normally distributed with a mean of 32 months and a standard…

A: Given information: X be the life span of a laptop battery follows normal distribution with mean 32…

Q: With the data for Statistics students' heights, do the following: 56 70 63 64 64 69 64 66 65 62 67…

A: Please note that as per our guidelines if there are multiple sub-parts in a question we can answer…

Q: Question 3 The production manager at Programmable Products wants you to test whether there is a…

A: Given Information: 6am-2pm shift 2pm-10pm shift 11pm-6am shift 15 18 9 20 21 29 18 22 35…

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A:

Q: A city's mean minimum daily temperature in February is 23 °F. Suppose the standard deviation of the…

A: GIVEN DATA normal distributionμ = 23σ = 6P(x<32) = ?

Q: The average number of moves a person makes in his or her lifetime is 12 and the standard deviation…

A: The mean is 12 and standard deviation is 3.9.

Q: Gabriella computes a 95% interval estimate of the mean performance of students in the MST class. She…

A: Solution: We will discuss about the margin of error for the 95% confidence interval and 99%…

Q: The term "household penetration" defines the percentage of households that purchase a particular…

A: given data P(household penetration for toilet paper) = P(purchase  toilet paper) = 0.97∴P(not…

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A: Here we’ve to test whether there is a significant difference between the means of estimated and…

Q: An IQ test is designed so that the mean is 100 and the standard deviation is 21 for the population…

A: given data  normal distribution σ = 2195% ci for μE = 5n= ?

Q: Part II. The data below represents the weights (in kgs) of a sample of 20 giant turtles: 61 65 67 67…

A: Given that The data below represents the weights (in kgs) of a sample of 20 giant turtles:   61 65…

Q: The probability distribution model of winning a gambling game is given as: $40 1 6 X P(X) $0 5 36…

A: Given probability distribution model of winning a gambling game is given as: X $40 $0 -$10 P(X)…

Q: Find the area under the standard normal distribution curve to the right of z = -1.49. Use The…

A: Given information- We have given normal distribution. We have given the z-score = -1.49 We have to…

Q: What proportion of male growth plates fuse between 16 and 17

A: Given that  μ = 18.5 Years  σ = 16 months = 16/12years=1.33 years.

Q: A population of values has a normal distribution with u = 180.8 and o= 9.4. You intend to draw a…

A: given data normal distributionμ = 180.8σ = 9.4n = 69

Q: You work for a consumer advocate agency and want to find the mean repair cost of a washing machine.…

A: Given: n = 40 X = 100 s = 17.50 Formula Used: Confidence interval = X ± t*sn

Q: In a random sample of 100 audited estate tax retums, it was determined that the mean amount of…

A: Suppose µ is the true mean amount of additional tax owned for estate tax returns.

Q: The patient recovery time from a particular surgical procedure is normally distributed with a mean…

A: given data normal distributionμ= 4σ = 1.8x = recovery time of patient

Q: High School Competency Test A mandatory competency test for high school sophomores has a normal…

A: GIVEN DATA normal distributionμ = 435σ= 105

Q: The hypothesis predicting that the diffrence exists btween ther groups _____ hypthesis while the…

A: One tailed : it tells about sample mean( sample mean wil be higher or lower than population mean)…

Q: Find two z values so that 44% of the middle area is bounded by them. Use nswers rounded to 2 decimal…

A: Given information: Let 44% of the z values lies between -a and a. That is, P-a≤z≤a=44%=0.44

Q: What is the consequence of a Type II error?​ Question 40 options: ​Concluding that a…

A: null hypothesis is always a statement about no difference.  null hypothesis always contain equality…

Q: b. The weights of eleven cats (in pounds) are: 5.1, 6.5, 7.1, 7.2, 7.6, 8.1, 8.1, 9.2, 10.5, 12.9,…

A: Given data is5.1,6.5,7.1,7.2,7.6,8.1,8.1,9.2,10.5,12.9,14.2sample size(n)=11

Q: From observations of the weather, it is known that on October 20 the probability of rain is 0.25. A…

A: Consider A and B to be two events, then according to Bayes' theorem, PAB=PBAPAPBAPA+PBAcPAc where Ac…

Q: K A food safety guideline is that the mercury in fish should be below 1 part per million (ppm).…

A:

Q: Fill in the missing information in the following table. Assume that Portfolio AB is 50 percent…

A: From given data we have : Year Stock A Stock B 2015 11.5 21.5 2016 36.8 -37.7 2017 -20.6…

Q: QUESTION 20 The weight of a Branflakes box of cereal has a mean of 500 grams and a standard…

A: As per our guidelines we are supposed to answer only one question per post so i am solving first…

Q: QUESTION 12 According to a recent study, 10.8% of students aged 15-18 in UAE suffer from asthma.…

A: Gor questions 12  Let p be the probability of students aged 15-18 in UAE suffer from asthma. n be…

Q: (a) What is the value of K? (Enter your answer as a fraction.) K= (b) What is the probability that…

A: As per bartleby guidelines we can answer only first 3 subparts and rest can be reposted

Q: Bees flap their wings an average of 200 times per second with a standard deviation of 10.5 flaps per…

A: From the provided information, Mean (µ) = 200 Standard deviation (σ) = 10.5 X~N (200, 10.5) Sample…

Q: Create a Histogram manually or using Excel for the following average gas mileage: 24, 17, 14, 22,…

A: The given observations are: 24,17,14,22,25,26,38,42,24,12,28,19,32,21,35,28,21,31,18,19

Q: Here are the number of passes Brett Farve completed during each season. 302, 304, 308, 314, 318,…

A: Arrange the given data in ascending…

Q: Suppose you are interested in estimating the impact of different inputs (temperature, rainfall,…

A: Given information: The theoretical and estimated regression equation is given.

Q: The figure is considered normal.   The figure is considered positively skewed.   The figure is…

A: Type of skewness:   Symmetric:   If the distribution is said to be symmetric if the shape of the…

Q: A population of values has a normal distribution with 178.8 and a = 83.3. You intend to draw a…

A: GivenMean(μ)=178.8standard deviation(σ)=83.3sample size(n)=119

Q: Suppose xx is a normally distributed random variable with μ=8.9μ=8.9 and σ=3.9σ=3.9. Find each of…

A: As per our guidelines we are supposed to answer only 3 sub-parts of any questions so i am solving…