question archive A group of students were asked if they carry a credit card
A group of students were asked if they carry a credit card
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A group of students were asked if they carry a credit card. The responses are listed in the table.
Class Credit Card Carrier Not a Credit Card Carrier Total
Freshman 24 36 60
Sophomore 37 3 40
Total 61 39 100
If a student is selected at random, find the probability that he or she owns a credit card given that the student is a freshman. Round your answer to three decimal places.
A) 0.393 B) 0.400 C) 0.600 D) 0.240
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Answer:
B )
Step-by-Step explanation
Calculation:
The freshman owns a credit card = 24
Total number of freshman = 60
The probability that the freshman owns a credit card = 24/60 = 0.400
The answer is 0.400.
