The table below shows the results of a survey in which 142 men
1.) The table below shows the results of a survey in which 142 men and 144
women workers ages 25 to 64 were asked if they have at least one month’s income set aside for emergencies. Complete parts (a) through (d).
Men
Women
Total
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Less than one month’s income
65
83
148
One month’s income or more
77
61
138
Total
142
144
286
(a) Find the probability that a randomly selected worker has one month’s income or more set aside for emergencies.
The probability is .
(Round to the nearest thousandth as needed.)
(b) Given that a randomly selected worker is a male, find the probability that the worker has less than one month’s income.
The probability is .
(Round to the nearest thousandth as needed.)
(c) Given that a randomly selected worker has one month’s income or more, find the probability that the worker is a female.
The probability is .
(Round to the nearest thousandth as needed.)
(d) Are the events “having less than one month’s income saved” and “being male” independent or dependent?
Independent
Dependent
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