Mathematics, 12.11.2019 03:31, brinatperez06

Alvin wants to know how much time his friends spend watching television compared to the population in
terms of the number of hours watched during a single week. he collects the data from nine of his friends.
the average time his friends spend watching television in a week is 28 hours, with a standard deviation of 9.
he knows that the population mean is 34. what is the standard error? (answer using two decimal places.)

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Alvin wants to know how much time his friends spend watching television compared to the population i...