Use a calculator to find the correlation coefficient of the data set.

i neeed

a. 0.971
b. 0.985
c. -0.985
d. -0.971

Twenty-five percent of the customers entering a grocery store between 5 p.m. and 7 p.m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

How can you decide witch operations to use to slice a two step equation

Explain step-by-step how to simplify -5(2x – 3y + 6z – 10).