X13 16 18 21 23 25 26 31 p(x) .07 .21 .17 .25 .05 .04 .13 .08 the mean of the discrete random value variable x is the 20.59. what is the variance of x? round your answer to the nearest hundredth a 27.89 b27.89 c33.15 d23.18

What is this equation in point-slope form?

Tcan be concluded that % of the seniors would prefer to see more candid pictures in this year's edition of the yearbook.

Create a question with this scenario you could ask that could be answered only by graphing or using logarithm. david estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x.