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Use the t-distribution to find a confidence interval for a mean ? given the relevant sample...

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Basic Math

Use the t-distribution to find a confidence intervalfor a mean ? given the relevant sample results. Give the best pointestimate for ?, the margin of error, and the confidence interval.Assume the results come from a random sample from a population thatis approximately normally distributed.

A 90% confidence interval for ? using the sample results x=134.0, s= 55.6, and n= 50

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

point estimate =

margin of error =

the 90% confidence interval =

Answer & Explanation Solved by verified expert
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Solution Given thatPoint estimate sample mean 1340sample    See Answer
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