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HELP PLEASE!!!!!!!!!! The director of a play estimated there were 250 people in the theater to see the play’s performance. The actual number of people who were in the audience was 239. Which expression
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Jan 10, 2016
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HELP PLEASE!!!!!!!!!!
The director of a play estimated there were 250 people in the theater to see the play’s performance. The actual number of people who were in the audience was 239.
Which expression can be used to calculate the percent error in the director’s estimate?
Mathematics
middle-school
Yonat
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the error was 11
percentage error = error divided by actual value x 100%
= 11 / 239 x 100 = 4.6%
Efrat Levitan
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Jan 12, 2016
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Efrat Levitan
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239...100%
250...x
--------------
239x=100*250
239x=25000
x=25000:239
x=104,6%
104,6%-100%=4,6%
I hope this helps you. :)
KEKUATAN
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Jan 16, 2016
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