Each person in a random sample of 224 male teenagers and a r

Each person in a random sample of 224 male teenagers and a random sample of 302 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 11.2 hours for males and 14.2 and 11.7 for females. (Use a statistical computer package to calculate the P-value. Use males females. Round your test statistic to two decimal places, your df down to the nearest whole number, and your P-value to three decimal places.)

t=

df=

P=

Solution