Suppose you collected data on the average number of text

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Suppose you collected data on the average number of text messages sent per month by 300 randomly selected teenagers over 2009 and 2010 and found the sample meanwas 3,339 text messages with an estimated standard error of. Assume that the population data are normally distributed.

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Suppose you collected data on the average number of text : Suppose you collected data on the average number of text messages sent per month by 300 randomly selected teenagers over 2009 and 2010 and found the sample meanwa
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