The table below shows the rosults of a survey in which 143 men and 145 women wor

Question

The table below shows the rosults of a survey in which 143 men and 145 women workers ages 25 to 64 were asked i they have at least one month's income set aside for emergencies. Complete parts (a) through (d) Men Women Total Less than one month's income One month's income or more Total 84 61 143 145 288 66 77 150 138 (a) Find the probability that a randomly selected worker has one month's income or more set aside for emergencies. The probability is 0.479 (Round to the nearest thousandth as needed) (b) Given that a randomly selected worker is a male, Ind the probability that the worker has less than one month's income. The probability is (Round to the nearest thousandth as needed.)

Explanation / Answer

Solution :

From given table ,

(a) The probability that a randomly selected worker has one month's income or set aside for emergencies is ,

= 138 / 288 = 0.479 .

The probability is 0.479 .

(b) Given that randomly selected worker is a male , find the probability that the worker has less than one month's income is ,

= 66 / 150 = 0.44

The probability is 0.44 .

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