Assumptions of t distribution

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The American Sugar Producers Association wants to estimate the mean yearly sugar consumption. A sample of 16 people reveals the mean yearly consumption to be 60 pounds with a standard deviation of 20 pounds.

A. What is the value of the population mean? What is the best estimate of this value?

B. Explain why we need to use the t distribution. What assumption do you need to make?

Reference no: EM1315314

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