The data set shows the number of hours per week that each student in a class spends studying at home. what is the shape of the distribution for this data set? 1, 2, 2, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 6, 6, 7 a. symmetrical b. uniform c. skewed to the left d. skewed to the right