Apatient is participating in a study for a new drug. on week 0, the patient weighed 122 pounds. on week 22. the patient weighed 145 pounds. what is the average rate at which the weight of the patient changes per week?

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? 0.62 0.78 0.84 0.96