J.A Computers is a small manufacturer of personal computers. It concentrates production on three models – a Desktop 386, a Desktop 286, and a Laptop 486, […]

Mrs. Mary Meno is a professional dentist who practices in Accra. She has provided you with the details on her clinic for the year ended 31 […]

Explain the value of sensitivity analysis is linear programming problems and show how dual values are useful in identifying the price worth paying to relax constraints.

The normal and crash duration together with their associated costs for the various activities involved in a repair work is given below. The indirect cost for […]

Leo, Kesho and Kutwa trade in electrical goods and as partners in Leo Unincorporated. They share profits and losses equally. The following details in the draft […]

You have been appointed project manager for a large project which is in the very early planning stage. Give you reasons for using net-work analysis techniques […]

The following table gives the quarterly demand for the hotel accommodation, in thousands of beds. Year Quarter 1 2 3 4 1995 1996 1997 1998 19.4 […]

In the context of time series, explain the following terms: (i) A basic trend. (ii) Seasonal fluctuations. (iii) Cyclical fluctuations. (iv) Residual variations.

Briefly but clearly explain: (a) The null-hypothesis and the alternative hypothesis. (5 marks) (b) The circumstances in which the paired t-test should be used to test […]