Answer:
References
Flick, U. (2015) Introducing research methodology: A beginner’s guide to doing a research project. 4th ed. New York: Sage Publications
Harmon, M. (2016) Hypothesis Testing in Excel – The Excel Statistical Master. 7th ed. Florida: Mark Harmon.
Hillier, F. (2016) Introduction to Operations Research. 6th ed. New York: McGraw Hill Publications.