apply 68-95-99.7 rule to the following question. (show that what % of observations lie between within one, two and three standard deviations of the mean, respectively) The mean of a normal probability distribution is 60; the standard deviation is 5.

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Q: The following sample data are from a normal population: 15, 11, 30, 19, 22, 25, 33 28, and 36.…

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A: Given Confidence level 99% Sample size 25

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A: Given:A personnel director in a particular state claims that the mean annual income is greater in…

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A: The answer is attached below,

Q: In the General Social Survey, respondents were asked "If your party nominated a woman for President,…

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Q: The average student loan debt for college graduates is $25,500. Suppose that that distribution is…

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Q: Out of 400 people sampled, 244 had kids. Based on this, construct a 95% confidence interval for the…

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Q: J 2 Illustrate the value of Bayesian Analysis: Using probability, explain why is it so much more…

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A: Given data: 18, 16, 16, 16, 14, 18, 16, 18, 14, 19 The objective is to count the number of…

Q: A manufacturer knows that their items have a normally distributed lifespan, with a mean of 4.9…

A: Given: μ = 4.9 years. σ = 1.2 years. Probability = 4% = 0.04   Formula Used: Z-score = X-μσ X = μ+Zσ

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Q: "Trydint" bubble-gum company claims that 9 out of 10 people prefer their gum to "Eklypse". Test…

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Q: Find the point estimate for the proportion of licensure exams for nurses when a sample of 600 exam…

A: Given data: Success probability, x = 120 Sample size, n = 600

Q: 16% 12% 8% 4% 0 10 Histogram of Final Exam Scores 20 30 40 60 70 50 Scores An "A" for the test is…

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A: Given Information: Consider the given ANOVA output: Number of sires= 5 Number of male calves = 8

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Q: Given the standard normal distribution, find ZZ such that P(z<Z)=0.988P(z<Z)=0.988

A: Given the standard normal distribution of P(z&lt;Z)=0.988

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A: Empirical rule: According to empirical rule, approximately 68% of the data fall within one standard…

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Q: 2. Suppose the professor wants the scores to be curved in a way that results in the following:…

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Q: 2. For the following information on a data set: Measurement Class .00- .75 .75-1.50 1.50-2.25…

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Q: The highest temperatures ever recorded (in °F) in 32 different U.S. states are shown below.…

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Q: A fitness center is interested in finding a 90% confidence interval for the mean number of days per…

A: The provided information is x¯=3.4σ=1.8n=242α=0.10The critical value is zc=±1.645 (from standard…

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A: Given that Sample size n =39 Sample mean =31.8 Population standard deviation =44

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Q: item test. The standard deviation of the eviation of the sample is 10. Construct a 95% confidence…

A: Given data,No of students n=22The mean is x=60The sample sd is s=10Construct a 95% CI?

Q: Based on historical data, your manager believes that 29% of the company's orders come from…

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Q: It has long been accepted by the general public that normal body temperature is 98.6 degrees. A…

A: Given that: Level of significance, α=0.05 Number of adults in a group, n = 20 14 selected adults…

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A: Given datan=67p=37%

Q: nsider a country in which three goods (A, B, and C) are produced. The following table shows data for…

A: Quantities produced Unit prices         Q1 Q2 P1 P2 Good A 51 45 10 14 Good B 23 54 10 6…

Q: with x,y=1,2,3,...,

A: Given as, fx=4xyn2 n-12

Q: The amount of time that people spend at Grover Hot Springs is normally distributed with a mean of 78…

A: Note: According to our guidelines we can answer only three subparts and rest can be repost.