The probability that a student takes a history class and a sociology class is 0.051. the probability that a student takes a history class is 0.32. what is the probability that a student takes a sociology class, given that the student is taking a history class?
0.051
0.159
0.269
0.32

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1

With alll of except for the 2 that i did already

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?