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STAT 100-For a data set obtained from a sample, n=81

by | Nov 30, 2023 | Posted Questions

For a data set obtained from a sample, n=81

and x¯=49.55

. It is known that ?=4.0

.

a. What is the point estimate of ?

The point estimate is ______

.

b. Make a 90%confidence interval for ?

.Round your answers to two decimal places.

(_________),(__________)

c. What is the margin of error of estimate for partb?

Round your answer to three decimal places.

E=__________

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