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Choosing Samples: The Math of Online Freebies
Chapter 4, Problem 22(choose chapter or problem)
Free-Sample Requests An online coupon service has 13 offers for free samples. How many different requests are possible if a customer must request exactly 3 free samples? How many are possible if the customer may request up to 3 free samples?
Questions & Answers
QUESTION:
Free-Sample Requests An online coupon service has 13 offers for free samples. How many different requests are possible if a customer must request exactly 3 free samples? How many are possible if the customer may request up to 3 free samples?
ANSWER:Step 1 of 4
This exercise requests the number of ways in which
- 1. three samples ca be chosen from 13
- 2. up to three samples ca be chosen from 13
The order of the choice does not matter.
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Choosing Samples: The Math of Online Freebies
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Discover the mathematical principles behind choosing free samples in online shopping scenarios. Understand combinations, how to calculate them, and see real-world examples of selecting multiple items.