3. From records, Shine Shine Jewel Pte Ltd noted that 75% of its customers are female. Internal analysis showed that 15% of its female customers will make a purchase when they visit the shop while only 5% of the male customers will do so. a) If a customer is randomly selected, what is the probability that the customer will make a purchase? 4 b) If a customer made a purchase, what is the probability that this is a female customer?

3. From records, Shine Shine Jewel Pte Ltd noted that 75% of its customers are female. Internal analysis showed that 15% of its female customers will make a purchase when they visit the shop while only 5% of the male customers will do so. a) If a customer is randomly selected, what is the probability that the customer will make a purchase? 4 b) If a customer made a purchase, what is the probability that this is a female customer?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.8: Probabilities Of Disjoint And Overlapping Events

Problem 2C

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