Find the mean, median, mode, range in each of the sets of data
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Range - largest-smallest
= 65-45
=20
Mode - largest frequency = 57
Mean - Sum of observation / Total no. of observation
= 61+57+49+60+45+51+57+60+53+57+55+48+65+52 /
15
=740/15
Median -
Ascending order = 45,48,49,51,52,53,55,57,57,57,60,60,61,65
There are 15 no. ( odd no. )
=n+1/2=15+1/2=16/2=8th term
=57
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