pls the answers shoud be manual computation and put formula

PROBLEM 1: The following data represents the mean length of life in minutes, measured to the nearest tenth, of random sample of 50 black bugs subjected to a new insect spray in a controlled laboratory experiments: 2.4 0.7 3.9 2.8 1.3 1.8 2.4 1.3 2.6 1.8 16 2.9 2.6 3.7 2.1 2.7 0.4 2.8 3.5 1.4 3.2 3.5 1.8 3.1 0.3 1.7 3.9 1.1 5.9 2.0 4.6 0.9 3.4 23 25 53 6.3 0.2 2.0 1.9 0.4 2.1 2.3 15 4.3 1.2 2.5 2.1 12 1.7 Find the following: 1. Mean 7. Percentile 16 2. Mode 8. Percentile 85 3. Range 9. Q2 4. Variance 10. 03 5. Standard Deviation 6. Coefficient of Variation Requirement: Your solutions should be manual computation Page 1 - +