True/False
A marketing manager for the Verizon cell phone company selected a random sample of 250 customers from the list of 10,556 total customers in a particular region. The mean monthly bill for the last six months based on the sample data is $65.70. The manager should realize that the mean bill for all 10,556 customers will actually be much higher than the sample mean of $65.70.
Correct Answer:
Verified
Correct Answer:
Verified
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