Suppose a simple random sample of size n= 49 is obtained from a population that is skewed right with µ= 86 and o = 14. (a) Describe the sampling distribution of x. (b) What is P (x>88.8) ? (c) What is P (xs81.3)? (d) What is P (84.3

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
Section13.2: Expected Value And Variance Of Continuous Random Variables
Problem 10E
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How do I solve for the d part?  the greater than and less than part?

I see that B is .0808

and c = .0094 

But what is D?  

Suppose a simple random sample of size n= 49 is obtained from a population that is skewed right with µ= 86 and o = 14.
(a) Describe the sampling distribution of x.
(b) What is P (x> 88.8) ?
(c) What is P (xs81.3) ?
(d) What is P (84.3 <x< 89.4) ?
Transcribed Image Text:Suppose a simple random sample of size n= 49 is obtained from a population that is skewed right with µ= 86 and o = 14. (a) Describe the sampling distribution of x. (b) What is P (x> 88.8) ? (c) What is P (xs81.3) ? (d) What is P (84.3 <x< 89.4) ?
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