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4. Probability - Part 1 of 2
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Problem 1
Problem 2
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Problem 4
Problem 5
Problem 6
Problem 7
Problem 8
Problem 9
4. Probability - Part 1 of 2
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4. Probability / Complements / Problem 5
Problem 5
A cafe analyzed whether customers tipped based on their payment method. Some customers paid with cash, while others paid by card. The results are shown below:
What is the probability that a customer did not tip, given that the customer paid by card?
A
0.50
0.50
B
0.60
0.60
C
0.70
0.70
D
0.05
0.05
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