Suppose that the cumulative distribution function of the random variable x is given by evaluate (a) p{x > 2}; (b) p{1 < x < 3}; (c) the hazard rate function of f; (d) e[x]; (e) var(x). hint: for parts (d) and (e), you mi

Liz is shipping a package to her friend.the maximum weight of a medium flat-rate box is 20 pounds,including the box which weighs 6 ounces.write and solve an inequality to describe the possible weight ,w, of the contents that liz will ship to her friend if she must use a medium flat-rate box.

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b.you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c.you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d.you spend $5 plus $10 per week until you have less than $45.

What’s -11-33k and factor each expression completely