Question: Ju.n 2018 QUESTION 4 The following frequency table shows the weight of 60 obese workers in Company A. Weight (kg) Number of Workers 90 -

Ju.n 2018

QUESTION 4 The following frequency table shows the weight of 60 obese workers in Company A. Weight (kg) Number of Workers 90 - 94 N 95 - 99 5 100 - 104 12 105 - 109 17 110 - 114 14 115 - 119 6 120 - 124 3 125 - 129 1 a) Calculate the mean and explain the value obtained. (3 marks) b) Calculate the standard deviation. (3 marks) c) Calculate the median weight for the above data. (3 marks) d) Draw a "less than" ogive for the above data

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