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Mathematics 18 Online
OpenStudy (anonymous):

Probability help. Consider the following tables.

OpenStudy (anonymous):

OpenStudy (anonymous):

Okay, how many people are over 50?

OpenStudy (anonymous):

2

OpenStudy (anonymous):

Right, Dan and Cindy.

OpenStudy (anonymous):

How many dogs does Dan have?

OpenStudy (anonymous):

0

OpenStudy (anonymous):

So can he be picked? Also, how many dogs does Cindy have?

OpenStudy (anonymous):

No. & Cindy has 5

OpenStudy (anonymous):

Okay so we know Dan is over 50/no dogs. We also know Cindy is over 50/5 dogs.

OpenStudy (anonymous):

Who can be picked?

OpenStudy (anonymous):

Cindy

OpenStudy (anonymous):

Right, so what choices has 1?

OpenStudy (anonymous):

B and D

OpenStudy (anonymous):

Only one

OpenStudy (anonymous):

D

OpenStudy (anonymous):

Right, Cindy is the only person that can be picked.

OpenStudy (anonymous):

1/5 means anyone of those people can be picked.

OpenStudy (anonymous):

Ohh ok. Thank you so much

OpenStudy (anonymous):

No problem.

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