Question: Compute a 95% confidence interval for the population mean, based on the sample numbers 21, 28, 33, 34, 25, 26, and 135. What is the

Compute a 95% confidence interval for the population mean, based on the sample numbers 21, 28, 33, 34, 25, 26, and 135.

What is the margin of error? Round it to two decimal digits

1) 29.57

2) 37.69

3) 38.80

4) 41. 83

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