A simple random sample of sizen=49 is obtained from a population that is skewed right with u= 90 and o = 21. (a) Describe the sampling distribution of x. (b) What is P (x> 93.9) ? (c) What is P (xs83.55)?

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.3: Special Probability Density Functions
Problem 19E
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A simple random sample of size n= 49 is obtained from a population that is skewed right with u = 90 and o = 21.
(a) Describe the sampling distribution of x.
(b) What is P (x > 93.9) ?
(c) What is P (xs83.55) ?
(d) What is P (87.15<x<95.25) ?
Transcribed Image Text:A simple random sample of size n= 49 is obtained from a population that is skewed right with u = 90 and o = 21. (a) Describe the sampling distribution of x. (b) What is P (x > 93.9) ? (c) What is P (xs83.55) ? (d) What is P (87.15<x<95.25) ?
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