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Calculate the mean and standard deviation for the number of

A survey of 1600 randomly selected Canadians showed that 74% of them have cellphones.

a) Calculate the mean and standard deviation for the number of Canadians who have cellphones.

Determine the 90% confidence interval for the Canadians who have cellphones.

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Mathematics: Calculate the mean and standard deviation for the number of

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Mathematics: Calculate the mean and standard deviation for the number of

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