Supply Chain class but I thinks the assignment about Statistics, you will find all the information here :
Statistical fluctuations and dependent events exercise:

, replicate exercise done in class on the Hike Experiment. Build a working model of a process depicting multi-stage dependent events where statistical fluctuation is present. Discuss the effects of matching capacity with demand on throughput, inventory, and operating expense, and explain why variances accumulate instead of average-out. Address forecasting challenges, options.