)the mean clotting time of blood is 7.35 seconds, with a standard deviation of 0.35 seconds. the times are approximately normally distributed. what is the probability that a randomly selected blood clotting time will be less than 7 seconds?

Pam buys a sleeve of ball bearings for her skateboard. each of the bearings is 1 1/5 inches wide. the sleeve is 9 3/5 inches long. how many ball bearings are in the sleeve? show your work.

Atransformation t : (x,y) (x-5,y +3) the image of a(2,-1) is

Margie is practicing for an upcoming tennis tournament. her first serve is good 20 out of 30 times on average. margie wants to know the estimated probability that her first serve will be good at least four of the next six times she serves. how could she design a simulation for this scenario?