1) a) Construct a 95% confidence interval for the population mean, u. Assume
the population ha...
Mathematics, 08.04.2020 06:16 hahHcjckk
1) a) Construct a 95% confidence interval for the population mean, u. Assume
the population has a normal distribution. In a random sample of 26
computers, the mean repair cost was $143 with a standard deviation of $35.
b) Suppose you did some research on repair costs for computers and found
that the standard deviation is o = 35. Construct a 95% confidence interval
for the population mean, u.
Answers: 3
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