21. A plane is observed approaching your home and you assume that its speed is 570 miles per hour. The angle of elevation is 12 degrees at one time and 63 degrees one minute later. Approximate the altitude of the
plane.

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