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Average hemoglobin reading for teachers

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Reference no: EM131090167

The average hemoglobin reading for a sample of 20 teachers was 16 grams per 100 milliliters, with a sample standard deviation of 2 grams. Hemoglobin readings follow a normal distribution. Find the 99% confidence interval of the true mean.

A) What is the point estimate for the average hemoglobin reading for teachers?

B) What is the margin of error for a 99% confidence Interval?

C) Construct a 99% confidence interval for the average hemoglobin reading for teachers.

Reference no: EM131090167

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