contestada

How will adding the value 50 affect the mean and median of the data set 8, 10, 12, 18, 22? A. The mean will increase more than the median. B. The median will increase more than the mean. C. The mean and median will increase by the same amount. D. The mean and median will both stay the same.

Respuesta :

A. The mean will increase more than the median.

MEAN
first set: 8,10,12,18,22
8+10+12+18+22 = 70
70/5 =14

second set: 8,10,12,18,22,50
8+10+12+18+22+50= 120
120/6= 20

From 14 to 20

MEDIAN
first set: 8,10,12,18,22
median = 12

second set: 8,10,12,18,22,50
median = 12,18
median = (12+18)/2= 15

from 12 to 15

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