Not yet answered Question 3 Marked out of 3.00 The following are quarterly scores of the sampled students in Calculus: 35, 37, 41, 44, 49, 52, 53, 53, 58, 60 Solve for the mean (3pts). (Round off your final answer up to 1 decimal place.) Answer: Answer . Not et answered Question 4 y Marked out of 4.00 The following are quarterly scores of the sampled students in Calculus: 35, 37, 41, 44, 49, 52, 53, 53, 58, 60 Solve for the variance (4pts). Round off your final answer up to 2 decimal places. Answer: Answer _ Not et answered Question 5 y Marked out of 3.00 The following are quarterly scores of the sampled students in Calculus: 35, 37, 41, 44, 49, 52, 53, 53, 58, 60 Solve for the standard deviation (3pts). Round off your final answer up to 2 decimal places