A statistician for a chain of department stores created the following stem-and-leaf plot showing the number of pairs of glasses at each of the stores: 109 1 3 6 2 1 2 30 14 1 2 6 3 8 5 6 9 3 3 5 7 Key: 4/1 = 41 pairs of glasses How many department stores have fewer than 38 ?

Acertain standardized? test's math scores have a? bell-shaped distribution with a mean of 520 and a standard deviation of 105. complete parts? (a) through? (c)

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles

Thee blue triangle has rotated from quadrant i to quadrant iii about the origin. describe the effects of the rotation on the coordinates of the blue triangle.