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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
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. = _____
c. n = _____
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