Need just the solutions for these to make sure I did them right on my review. this is non graded

QUESTION 1 A simple random sample of 5 employees Of a corporation provided the following information. Employee1 2 3 4 5 Age 32 34 35 28 27 Gender M M F F M Compute the point estimate for the average age ofall employees. QUESTION 2 A simple random sample of 5 employees of a corporation provided the following information. Employeei 2 3 4 5 Age 26 24 35 28 27 Gender M M F F M Compute the point estimate for the standard deviation of the age of all employees. 31 QUESTION 3 There are 3,000 students at the School of Management, UT Dallas. The average age of all the students is 24 years with a standard deviation of 5.1 years. A random sample of 36 students is selected. Compute the expected value Ofthe sample mean. QUESTION 4 There are 672 students at the School of Management, UT Dallas. The average age of all the students is 24 years with a standard deviation of 3 years. A random sample of 40 students is selected. Compute the standard deviation of the sample mean. QUESTION 5 There are 3,000 students at the School of Management, UT Dallas. The average age of all the students is 24 years with a standard deviation of 3.7 years. What is the smallest sample size such that the standard deviation of the sample mean is 0.43 years or less? (Enter an integer number.)