1.

A company selected 4000 households at random and surveyed them to find out a relationship between income level and the number of television sets in a home. The information, so obtained is listed in the following table. Find the probability: (i) Of a household earning Rs. 10000−Rs. 14999 per year and having exactly one television. (ii) Of a household earning Rs. 25000 and more per year owning 2 televisions. (iii) Of a household not having any television.

Answer»

A company selected 4000 households at random and surveyed them to find out a relationship between income level and the number of television sets in a home. The information, so obtained is listed in the following table.

Find the probability:
(i)
Of a household earning Rs. 10000Rs. 14999 per year and having exactly one television.

(ii)
Of a household earning Rs. 25000 and more per year owning 2 televisions.

(iii) Of a household not having any television.



Discussion

No Comment Found