Question
The following data shows monthly savings of 100 families, the difference between modal and mean monthly savings lies between ___. (Given that modal class is the class having the highest frequency)
Monthly savings(Rs) Number of families 1000−2000142000−3000153000−4000214000−5000275000−600025
Answer: Option C
:
C
Was this answer helpful ?
:
C
Modal class is 4000-5000
l=4000; D1=27−21=6
D2=27−25=2;h=1000
Mode=l+(D1D1+D2)×h4000+68×1000=750
Mean=∑FX∑F=391000100=3910
Difference between mode and mean
= 4750 – 3910 = 840
840 lies between 800 and 900.
Was this answer helpful ?
Submit Solution