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Suppose a simple random sample of size n = 81 is obtained from a population with u = 73 and o = 9.
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Suppose a simple random sample of size n = 81 is obtained from a population with u = 73 and o = 9.
a) Describe the sampling distribution of x.
b) What is P (x greater than 74.75)?
c) What is P (x less than equal to 71)
d) What is P (71.8 less than x less than 74.7)?
a) Describe the sampling distribution of x.
b) What is P (x greater than 74.75)?
c) What is P (x less than equal to 71)
d) What is P (71.8 less than x less than 74.7)?
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