In Activity 1.3 For the second set of values：
a. Which among the missing components can be solved using the given？
b. How will you solve the next missing component？​

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