Question: Use thet -distribution to find a confidence interval for a mean given the relevant sample results. Give the best point estimate for , the margin

Use thet

-distribution to find a confidence interval for a mean

given the relevant sample results. Give the best point estimate for

, the margin of error, and the confidence interval. Assume the results come from a random sample from a population that is approximately normally distributed.

A90%

confidence interval for

using the sample resultsx

138.6

51.6

, andn

Round your answer for the point estimate to one decimal place, and your answers for the margin of error and the confidence interval to two decimal places.

point estimate=

margin of error=

The90%

confidence interval is

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