WK6_DQ_PA2

.(Half page with a reference) Discuss the concept of the sign test when comparing two dependent populations. 2.(Half page with a reference)Discuss what is an index number, its characteristics, and reasons for computing an index number. 3.(2 pages with 2 reference)Please include a management decision-making perspective in each topic you analyze: a. Non-parametric methods; analysis of ordinal data b. Index numbers c. Time Series and Forecasting d. Concept of moving average and its use