01 May Nigeria bottling company Benin plant claim have a total work force
Nigeria bottling company Benin plant claim have a total work force of 1200 whose distribution of annual salary inNaira #isnarattedasfollows:thereareabout 59.17%ofthetotal employees earning #20,000or less in contrast with 12 top senior executive earningmorethan #200,000butexceeding #300,000inclusive.There arefourintermediatesalarygroup; 296 earningover #20,000 butnotexceeding #50,000inclusive,7% oftotalworkforceearningover #50,000butnotexceeding #100,000, 60employeesIngroupearn #100,000Required:1:construct a frequency distribution using suitable class interval of equallength2:constructforthe Groupdata (a)Histogram (b)frequencypolygon (c)ogive3:calculate the geometric mean,harmonic mean, mean deviation and standard deviation of thedistribution .4:calculatemean,median and mode of thedistribution.5:calculate 50thpercentile, 2nd quartile and 6th decile of thedistribution.6:basedonyourresultin (2)above,calculateKarlPearsoncoefficient ofskewness, ifstandarddeviationis 21,500.Whatdoesyourresulttellyouaboutthedistribution? (Supportyouranswerwithconvincingargument)
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