Write an expression with a negative exponent that has a value between 0 and 1/2. Please answer ASAP, thank you!

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

Create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1.

The area of a circle is equal to 1 dm². find the radius of the circle.