Question: 2. For a data set obtained from a sample, n=76 and x =48.05. It is known that o=3.8. a. What is the point estimate of

2. For a data set obtained from a sample, n=76 and x =48.05. It is known that o=3.8. a. What is the point estimate of u? b. Make a 97% confidence interval for . c. What is the margin of error of estimate for part b

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