Astop sign has the shape of an octagon with each side measuring 0.5 ft. to make a scale model of the dog, every dimension is multiplied by 1/20. how is the ratio of the areas related to the ratio of the corresponding dimensions? what is the ratio of the areas? (#6)

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?