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Mathematics, 24.02.2020 19:46 goopatogen5889
A simple random sample of size nequals64 is obtained from a population with mu equals 75 and sigma equals 8.
(a) Describe the sampling distribution of x overbar.
(b) What is Upper P (x overbar greater than 76.55 )?
(c) What is Upper P (x overbar less than or equals 72.9 )?
(d) What is Upper P (73.5 less than x overbar less than 77.05 )?
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