Each person in a random sample of 225 male teenagers and a

Reference no: EM13631952

Each person in a random sample of 225 male teenagers and a random sample of 306 female teenagers was asked how many hours he or she spent online in a typical week. The sample mean and standard deviation were 15.1 hours and 11.3 hours for males and 14.1 and 11.8 for females. (Use a statistical computer package to calculate P.)

t = (Round the answer to two decimal places.)

df =

P = (Round the answer to three decimal places.)

Reference no: EM13631952

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