12 pts o: sample of 15 college students were asked "How many hours per week typically...
A random sample of 15 college students were asked "How many hours per week typically do you work outside the home?" Their 13 responses are shown on the right 31 13 Determine the shape of the distribution of hours worked by drawing a frequency histogram and computing the mean and median 18 Which measure of central tendency better describes hours worked? 16 18 25 28 20 24 15 Choose the correct frequency histogram below Hours Worked per Week OA Hours...
15 pts D Question 7 Random sample of college students were asked how many hours they spent studying per day. The results summarized by sex are given in the following table. Hours Spent Studying 3 or more Total Less than 3 Males 100 36 64 Females 12 56 68 Total 168 48 120 Do these data provide evidence at the 0.01 level of significance to conclude that sex and amount of time spent studying are dependent? Begin by filling in...
Question 21 Random sample of college students were asked how many hours they spent studying per day. The results summarized by sex are given in the following table. Hours Spent Studying Less than 3 3 or more Total Males 36 64 100 Females 12 56 68 Total 48 120 168 Do these data provide evidence at the 0.01 level of significance to conclude that sex and amount of time spent studying are dependent? Begin by filling in the following tables....