The points D(-9,8) and E(3,-13) are on a coordinated plane. What is the approximate distance between points D and E?

The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of 12611261 chips and a standard deviation of 118118 chips. (a) determine the 2626th percentile for the number of chocolate chips in a bag. (b) determine the number of chocolate chips in a bag that make up the middle 9696% of bags. (c) what is the interquartile range of the number of chocolate chips in a bag of chocolate chip cookies?

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.

How do you find the distance of each number from the mean