Using the data set from the sample of 513 patients from the Upper Volta HIV Registry assigned to you and R Commander:

1. Suppose you were to select 15 people at random from this data set. Use the Central Limit Theorem to estimate the probability that that the mean MVPA of these 15 people is less than 16 hours. Show any working or intermediary steps. (3 marks)

1. Discuss whether or not it was appropriate to apply the Central Limit Theorem when addressing the previous question (part a). (2 marks)