for the following group of number calculate the mean median and mode 18.24.17.21.24.16.29.18.
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Ascending order :16,17,18,18,21,24,24,29.
Mean=sum of all observation /total no. of observation
=16+17+18+18+21+24+24+29/8
=167/8
=2.875
Mode =Maximum frequency
=18,24
here,8it is even
Median= (n/2)term+(n/2+1)term
=(8/2)term+(8/2+1)term
=4th term+5th term
=18+21
=39
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