pls help i need it after 1 and a half hour plsss

Direction: Perform what is being asked. Solve the problem by showing the step-bv-step process. Situation: Joe, 3 HIGH COVID-19 tracker, found out that the number of infected persons of COW D-19 in five low-risk provinces of the country are 1, B, 2, it, and 5. a. Compute for the mean (a), variance {a 2) and standard deviationr) of the population. Suppose that 3 provinces are drawn as sample. b. How many samples of size 3 can be drawn from the population? c. List them with their corresponding means. (Illustrate in tabular form} d. Construct the sample distribution of the sample means. e. Compute the mean (of) of the sampling distribution of the sample mean. f. Compute the variance {algof the sampling distribution the sample mean. 3. Compute the standard deviation (of) of the sampling distribution of the sample mean