Binomial Question help please!
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Binomial Question help please!

[From: ] [author: ] [Date: 12-02-12] [Hit: ]
4 = 3.2 -To find the % of any number. Change the percent to a decimal and multiply the number.32% = 32/100 or 0.0.32 * 50 = 16.......
You are a real estate sales person and you currently have 8 listings. Past experience has shown that you will sell approximately 40% of your listings. If sales are independent how many sales would you expect to make?

I know what the answer is, I just don't know how to do it! GARRR

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E[x] = np = 8*0.4 = 3.2 <------

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To find the % of any number. Change the percent to a decimal and multiply the number.
Ex) 32% of 50
32% = 32/100 or 0.32
0.32 * 50 = 16.00 = 16
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