2)Find mean, median, mode and range for 19,12,15,12,19,14,15,13,12,18.
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Step-by-step explanation:
mean = 19+12+15+12+19+14+15+13+12+18
= 149
= 140 / 10
= 14
median = 14+15 /2
=29/2
= 14.5
mode = 12 (as it occurs 3 times in this set of data.)
range = highest - lowest
= 19 -12
= 7
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