Homework Help: math 122

Posted by Barb on Sunday, May 6, 2012 at 1:39pm.

the probability of having teams that will attract a large crowd is 0.7 and the probability of having good weather is 0.85. find the expected concession sales attractive teams, good weather $480,000
attractive teams bad weather $400,000
Unattractive teams good weather $320,000
Unattractive teams bad weather $200.00
Can anyone please help me?

math 122 - PsyDAG, Monday, May 7, 2012 at 1:04pm
The probability of all/both events occurring is found by multiplying the probabilities of the individual events.

For example, unattractive teams good weather =
(1-.7)(.85) = ?

I hope this helps.

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