There are four brands of smart phones that are most popular in united states. the number of people in united states that have each brand is given. brand a: 4.48x10^4; brand b: 3.84x10^7; brand c: 6.4x10^6; brand d: 1.50x10^7

Select the correct answer from each drop-down menu. james needs to clock a minimum of 9 hours per day at work. the data set records his daily work hours, which vary between 9 hours and 12 hours, for a certain number of days. {9, 9.5, 10, 10.5, 10.5, 11, 11, 11.5, 11.5, 11.5, 12, 12}. the median number of hours james worked is . the skew of the distribution is