Question: Question One The data below relate to the wage distribution(in thousands of Kshs) of as sample of 50 employees in a large multinational organisation 31
Question One
- The data below relate to the wage distribution(in thousands of Kshs) of as sample of 50 employees in a large multinational organisation
31 13 46 31 30 45 36 42 30 9
30 30 46 36 2 41 44 18 29 63
44 30 19 5 44 15 7 25 12 30
6 22 24 37 15 6 39 32 21 20
42 31 19 14 23 28 17 53 22 21
Required:
- Classify the data using exclusive method of classification.
- Represent the data in (i) above in form of a cumulative frequency curve and estimate the number of workers earning less than 40000 shillings
- Present the data inform of a Histogram
- Compute the mean wage Compute the median wage 3 marks
- Compute standard deviation and comment on the results
- Compute Pearson's coefficient of Skewness and comment on the results
- Compute 95% confidence limits of the population mean
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