Abasketball player makes 80% of his free throws. we set him on the line of free-throw and informed him to shoot free throws until he misses. let the random variable x be the number of free throws taken by the player until he misses. assuming that his shots are independent, find the probability that he will make 4 shots before he misses.

The stem-and-leaf plot shows the heights in centimeters of teddy bear sunflowers grown in two different types of soil. soil a soil b 5 9 5 2 1 1 6 3 9 5 1 0 7 0 2 3 6 7 8 2 1 8 3 0 9 key: 9|6 means 69 key: 5|8 means 58 calculate the mean of each data set. calculate the mean absolute deviation (mad) of each data set. which set is more variable? how do you know?