Suppose a simple random sample of size n= 10 is obtained from a population with u= 67 and o = 19. (a) What must be true regarding the distribution of the population in order to use the normal model to compute probabilities regarding the sample mean? Assuming the normal model can be used, describe the sampling distribution x. (b) Assuming the normal model can be used, determine P(x<71.1). (c) Assuming the normal model can be used, determine P(x2 68.5).

Q: A simple random sample of size n=14 is obtained from a population with μ=62 and σ=19. ​(a) What must…

A: (a) What must be true regarding the distribution of the​ population? Answer: D. The population must…

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A: Solution

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A: See the handwritten solution

Q: A simple random sample of size n= 42 is obtained from a population with u = 68 and o = 14. (a) What…

A: Given ,     mean (μ) = 68  standard deviation(σ)= 14  sample size(n) = 42a) The population must be…

Q: Suppose a simple random sample of size n= 42 is obtained from a population with p = 64 and o = 17.…

A:

Q: A simple random sample of size n=44 is obtained from a population with μ=69 and σ=17. ​(a) What must…

A:

Q: A simple random sample of size n=13 is obtained from a population with μ=69 and σ=14. (a) What must…

A: (a) The population must be roughly normally distributed or the sample size must be large enough (n…

Q: Suppose a simple random sample of size n=42 is obtained from a population with μ=65 and σ=16. ​(a)…

A:

Q: A simple random sample of size n=40 is obtained from a population with μ=64 and σ=19. ​(a) What must…

A:

Q: A simple random sample of sizen= 46 is obtained from a population with u= 64 and o = 17. (a) What…

A:

Q: Suppose a simple random sample of size n=48 is obtained from a population with μ=61 and σ=16.​(a)…

A:

Q: A Data has a mean of 50 and a standard deviation of 6. (a) What are the mean and standard deviation…

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A:

Q: Suppose a simple random sample of size n= 12 is obtained from a population with p= 68 and o = 19.…

A: We want to find the probability distribution by using normal distribution table.

Q: (c) Assuming the normal model can be used, determine P(x 2 64.9).

A: The mean is 63, the standard deviation is 16 and the sample size is 12.

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A:

Q: Suppose a simple random sample of size n=44 is obtained from a population with µ-61 and o=16 (a)…

A: Given: n = 44μ= 61σ = 16

Q: A simple random sample of size n= 14 is obtained from a population with u = 69 and o = 18. (a) What…

A:

Q: dataset x = (x1, … , xn ) has sample variance of 0 when (n≥2 ). prove that all the data points are…

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Q: A simple random sample of size n = 42 is obtained from a population with u = 61 and o = 16. (a) What…

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Q: (b) P(x < 65.3) = 0.7088 (Round to four decimal places as needed.) (c) P(x2 63.4) =D(Round to four…

A: Z= x¯- μx¯σx¯~ N(0,1)

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A:

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Q: Suppose a simple random sample of size n = 47 is obtained from a population with μ = 68 and o = 16.…

A: Given information: n=47, μ=68, and σ=16

Q: Suppose a simple random sample of size n = 40 is obtained from a population with μ = 68 and a = 17.…

A: SAMPLE SIZE :n=40μ=68σ=17we have to answer for the given data.

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A: ANSWER:  For the given data,

Q: A simple random sample of size n= 12 is obtained from a population with u= 63 and o = 14. (a) What…

A: In question,  We have given that a random sample of size n = 12 obtained from a population with mean…

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A:

Q: Assuming the normal model can be used, describe the sampling distribution X. OA. Approximately…

A: Given that, μ=68σ=16n=47

Q: Suppose a simple random sample of size n=10 is obtained from a population with μ=68 and σ=19. Answer…

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.