Which situation involves descriptive statistics? a) to determine how many outlets might need to be changed, an electrician inspected 20 of them and found 1 that didn’t work. b) ten percent of the girls on the cheerleading squad are also on the track team. c) a survey indicates that about 25% of a restaurant’s customers want more dessert options. d) a study shows that the average student leaves a four-year college with a student loan debt of more than $30,000.