the mean of 12,12,16,20,xand 26is 17.find the value of x
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Mean=26
Mean=sum of observations/no of observations
26=12+12+16+20+x/5
26=60+x/5
26*5=60+x
130=60+x
x=130-60=70
therefore x=70
Mean=sum of observations/no of observations
26=12+12+16+20+x/5
26=60+x/5
26*5=60+x
130=60+x
x=130-60=70
therefore x=70
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