# Question

Suppose that, for a sample of size n = 100 measurements, we find that x-bar = 50. Assuming that s equals 2, calculate confidence intervals for the population mean m with the following confidence levels:

a. 95%

b. 99%

c. 97%

d. 80%

e. 99.73%

f. 92%

a. 95%

b. 99%

c. 97%

d. 80%

e. 99.73%

f. 92%

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