The population distribution is assumed to be normal.

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Reference no: EM13767915

The U.S. Census Bureau conducts a study to determine the time needed to complete the short form. The Bureau surveys 200 people. The sample mean is 8.2 minutes. There is a known standard deviation of 2.2 minutes. The population distribution is assumed to be normal.

Identify the following:

a. x = _____

b. σ = _____

c. n = _____

Reference no: EM13767915

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