Question

A researcher was investigating the cholesterol content of chicken eggs. In a sample of 18 chicken eggs, the average cholesterol content was 213 mg with a sample standard deviation of 13.4 mg. A probability plot indicates the data are consistent with a normal distribution. The margin of error for the 95% confidence interval for the mean cholesterol content from these data is

Answer 1

Answer:

95% do this fraction then

calculate it with 13.4

and (-18)