At the 01 significance level is there a difference in the


A survey of high school boys and girls using Facebook per day is shown below:

Sample # Boys = 45, Girls = 33

Sample Mean Boys = 40, Girls = 30

Population Standard Deviation Boys = 8, Girls = 9

At the .01 significance level, is there a difference in the mean number of times boys and girls use Facebook in a given day? Based on the p-value, what is your conclusion?

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Basic Statistics: At the 01 significance level is there a difference in the
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