Let X be a continuous random variable with PDF f (x) = ( 2x −2 , 1 < x < 2 0, otherwise (a) What is P X < 3 2 ? ? (b) Find V (X). Hint: You may need R 1 x dx = ln x + C g

How many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.

Acompany wants to reduce the dimensions of its logo by one fourth to use on business cards. if the area of the original logo is 4 square inches, what is the area of the logo that will be used on the business cards?

Hormones perform important functions within the reproductive system. during puberty, a number of changes occur in the body. which hormone is responsible for the development of these characteristics in the female? estrogen progestin progesterone testosterone