Question

A researcher wished to compare the avg amt of time spent in extracurricular activities by high school students in a suburban school district with that of high schooler in a school district of a large city. The researcher obtained a SRS of 60 hs students in a large suburban school district and found the mean time spent in extracurricular activities per week to be 6 hours, with a standard deviation 3 hours. The researcher also obtained an independent SRS of 40 high school students in a large city school district and found the mean time spent in extracurricular activities per week to e four hou