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Mathematics 12 Online
OpenStudy (anonymous):

The average selling price of homes in a certain city is $356,300. Assume the variable is normally distributed with a standard deviation of $64,600. If 396 homes are for sale, how many homes will sell for more than $480,000? (Round up to the next whole number.)

OpenStudy (anonymous):

z = ( 480,000 - 356,000 ) / 64,000 Look up P value from z table then multiply it with 396 house!

OpenStudy (anonymous):

Can you finish it?

OpenStudy (anonymous):

I found 1.9375. but I don't know how to find P value.

OpenStudy (anonymous):

Is it value from looking up z table?

OpenStudy (anonymous):

If so, it's is the percentage! Then just multiply it with 396!

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