StatisticsNameUniversity20th September 20171 | P a g e
1.Find mean, median, mode, range, variance and standard deviation separately for everytype of business (2 marks)SolutionX1X2X3X4X5Mean83.0092.0972.3087.0051.63Median80.0087.0070.0097.5049.00Mode35.00#N/A#N/A100.0030.00Range105.00120.0090.00115.0090.00Standard Deviation34.1338.8931.3735.9027.07Sample Variance1165.171512.69983.791289.11733.052.For every business type construct a)Frequency and relative frequency distributions starting from class 0 to 30 (3 marks)SolutionX1X2X3X4X50-300000631-604343561-904431491-12032251121-15021110151-18001000Total1311101016b)A relative frequency histogram (3 marks)Solution2 | P a g e
02040608010012014016018020000.10.20.30.40.50.6Histogram (X1)X1Relativefrequency05010015020025000.050.10.150.20.250.30.350.40.45Histogram (X2)X2Relativefrequency3 | P a g e
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