Solution Found!
A simple random sample of a population of size 2000 yields
Chapter , Problem 35(choose chapter or problem)
A simple random sample of a population of size 2000 yields the following 25 values:
a. Calculate an unbiased estimate of the population mean.
b. Calculate unbiased estimates of the population variance and \(\operatorname{Var}(\bar{X})\).
c. Give approximate 95% confidence intervals for the population mean and total.
Questions & Answers
QUESTION:
A simple random sample of a population of size 2000 yields the following 25 values:
a. Calculate an unbiased estimate of the population mean.
b. Calculate unbiased estimates of the population variance and \(\operatorname{Var}(\bar{X})\).
c. Give approximate 95% confidence intervals for the population mean and total.
ANSWER:Step 1 of 4
Given:
The size of the population is .
The size of the sample is .
The sample values are provided as,
104 ,109, 111, 109, 87, 86 ,80 ,119 ,88 ,122 ,91, 103 ,99 ,108 ,96, 104 ,98 ,98 ,83 ,107 79, 87 ,94, 92 ,97