Problem Solving There are 10 students enrolled in a preschool. Their ages are Student Age Student Age A 4 F 5 B 5 G 4 C 4 H 4 D 3 I 3 E 5 J 6 a} Compute for the mean, u and variance, o3 of the ages of the students in this preschool. 1)} Construct the sampling distribution of the mean by selecting a sample of size n=2 students from this preschool. c} Compute for the mean and variance of the sampling distribution