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What is a 90 percent...

What is a 90 percent confidence interval for µ when the sample size equals 18, the sample mean equals 35.6, and the sample standard deviation equals 13.3? Assume the population is normally distributed.

a. [34.15, 37.05]

b. [34.32, 36.88]

c. [34.04, 37.16]

d. [33.89, 37.31]

e. [34.25, 36.95]

a. [34.15, 37.05]

b. [34.32, 36.88]

c. [34.04, 37.16]

d. [33.89, 37.31]

e. [34.25, 36.95]

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