Q. 715.0( 2 Votes )

# Age (in years) of

Answer :

Mode = it is the most repeated term in the given sat of data

Range = Highest – lowest

(A) For Group A

Mode = 7 and 10 years (Both repeated twice)

Range = Highest – lowest

= 10-7 = 3 years

For Group B

Mode = 12 years (repeated 3 times)

Range = Highest – lowest

= 12 – 7 = 5 years

(B) If both groups are joined

The data will be

7,7,7,8,9,9,10,10,11,12,12,12

Mode = 12 and 7 years (Both repeated thrice)

Range = Highest – Lowest

= 12 – 7

= 5 years

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