In daily wages (in rupees) of 15 workers in a factory are given below - 195, 185, 145, 155, 135, 180, 175, 200, 150, 125, 190, 180, 170, 175, 190. find the range of the data
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mean = sum of all digit / total number
195 + 185 + 145 + 155 + 135 + 180 + 175 + 200 + 150 + 125 + 190 + 180 + 170 + 175 + 190 = 2550
now = 2550 / 15 = 170 so the mean is 170
range
the lowest range is 125 and the highest range is 200
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