Question

survey regarding the heights in (cm) of 51 girls of class X of a school was

conducted and the following data was obtained. Find the median height and

the mean using the formulae.

Height (in cm) Number of Girls

Less than 140 4

Less than 145 11

Less than 150 29


Less than 155 40

Less than 160 46

Less than 165 51​

Answer 1

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