### Recent Question/Assignment

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UNIVERSITY OF PROFESSIONAL STUDIES, ACCRA (UPSA)
FACULTY OF ACCOUNTING AND FINANCE
ASSIGNMENT
Submission Date: 10TH May, 2020
1. Given P(A) = 0.23, P(B) = 0.37 and P(A ? B) = 0.44, find P(B|A). [3 marks]
2. Bags of smokeless fuel are labeled as weighing 100kg, but actual weights are normally
distributed with a mean of 102kg and a standard deviation of 4kg.
(i) What proportion of bags will weigh more than 106kg? [2 marks]
(ii) What proportion of bags will weigh less than 95kg? [2 marks]
(iii) What proportion of bags will weigh between 91kg and 112kg? [3 marks]
3. Consider the frequency distribution below
Class Intervals 0-10 10-20 20-30 30-40 40-50 50-60 60-70 70-80
Frequency (??) 3 8 12 15 18 16 11 5
Use the above distribution to compute;
(i) the mean. [2 marks]
(ii) the median. [3 marks]
(iii) the coefficient of skewness and comment on your result. [5 marks]
4. The following information is obtained from the records of a business organisation:
Sales (????¢000) , ?? 1 2 3 4 5 6