Giving 20 points
Can someone explain to me how to get the mean of a data set.

Im doing stem and leaf plots as well as just lines of numbers and i don't quite understand how to get the mean.

The general form of the quetion of a circle is ax^2+by^2+cx+dy+e=0 where a=b=0 if the circle has a radius of three units and the center lies on the y axis which set of values of a, b, c, d, and e might correspond to the circle

What is the average diastolic blood pressure for adults

Mr. thompson is on a diet. he currently weighs 260 pounds. he loses 4 pounds per month. what part of the story makes the relationship not proportional?