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A national survey indicated that 30% of adults conduct their banking online. It also found that 40% are under the age of 50, and that 25% are under the age of 50 and conduct their banking online.   A. What is the probability that an individual conducts banking online given that the individual is under the age of 50? B. Are Banking Online and Age independent? Explain.

A national survey indicated that 30% of adults conduct their banking online. It also found that 40% are under the age of 50, and that 25% are under the age of 50 and conduct their banking online.   A. What is the probability that an individual conducts banking online given that the individual is under the age of 50? B. Are Banking Online and Age independent? Explain.

Practical Management Science
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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  1. A national survey indicated that 30% of adults conduct their banking online. It also found that 40% are under the age of 50, and that 25% are under the age of 50 and conduct their banking online.

 

A. What is the probability that an individual conducts banking online given that the individual is under the age of 50?

B. Are Banking Online and Age independent? Explain.

 

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