Question

A sample of income group of 1172 families was surveyed and noticed that for income
groups < *6000/-, 6000/- to 10999/-, 11000/-, to 15999/-, 16000 and above No. TV
set is available to 70, 50, 20, 50 families one set is available to 152, 308, 114, 46 families and
two or more sets are available to 10, 174, 84, 94 families.
If A = {x|x is a family owning two or more sets}, B = {x|x is a family with one set,
}C = {x|x is a family with income less than 6000/-}, D = {x|x is a family with income
76000/- to 10999/-), E = {x|x is a family with income 11000/- to 15999/-), find the
number of families in each of the following sets (i) CnB
(ii) A UE
(a) 152, 580
(b) 152, 20 (c) 152, 50
@ 152, 496
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Answer 1

Answer:

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