click the photo above and answer my question please
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HEY MATE HERE IS YOUR ANSWER
[i] Range = Maximum Value -Minimum Value
Range = 151- 122
Range = 29
=> The range is 29
[ii] Mean = Sum of Observation ÷ Number of Oservation
• Sum of observation = 2076
• No. of observation = 15
Mean = 2076/15
Mean = 138.4 = 138 [ round off ]
=> 9 students have height more than mean height
[iii] As mean is 138
=> 6 students have height less than mean height .
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