The mean of the following frequency distribution
is equal to
xi 4 7 10 13 16
fi 2 5 3 7 8
a) 11.68
b) 11.88
c) 12.65
d) 10.86
Answers
Answered by
1
Step-by-step explanation:
mean = £fixi/£fi
£fixi = 8+35+30+91+128=292
£fi = 2+5+3+7+8 = 25
mean= 292/25=11.68
Similar questions