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A survey conducted on 20 households in a...

A survey conducted on 20 households in a locality by a group of students resulted in the following frequency table for the number of family members in a household:Find the mode of this data.

A

`4`

B

`3.8`

C

`3.286`

D

None

Text Solution

Verified by Experts

The correct Answer is:
C
Maximum class frequency=8
corresponding to (3-5)
modal class=3-5
l=lower limit of modal class=3
`f_1`=8, h=2
`f_0`frequency of priceding class of modal class=8.
`f_2`=frequency of succeding class of modal class=2
Mode=`l+((f_0-f_1)/(2f_0-f_1-f_2))*h`
...
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