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  3. 1- in a large shopping mall, a marketing agency co

1- In a large shopping mall, a marketing agency conducted a survey on credit cards. 100...

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Statistics

1- In a large shopping mall, a marketing agency conducted asurvey on credit cards. 100 people

were surveyed. The results are shown in the table.

              

Employment status

Owns a

credit card

Does not own a credit card

Total

Employed

18

26

44

Unemployed

25

31

56

Total

43

57

100

If a person is selected at random, find the following.

a) The probability a person owns a credit card and the person isemployed.

b) The probability a person is unemployed or owns a creditcard.

c) The odds in favor of a person being unemployed.

d) The odds against a person owning a credit card.

e) The probability a person is unemployed given they own acredit card.

Answer & Explanation Solved by verified expert
3.6 Ratings (522 Votes)
Let E denotes that a person selected at random isemployedTherefore Ec denotes a person selected at random    See Answer
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