Hey guys who wants to be my friend I think I just lost a friend but I’m ok

Arandom variable x has a mean of 10 and a standard deviation of 3. if each value of x is multiplied by 2, what will the new mean and standard deviation be?

Most four year colleges look at all the following statistics on a students application except a: standardizes test scores b: iq c: gpa d: class rank

How does using a credit card impact your spending habits?