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OpenStudy (anonymous):
find the probability that a value selected at random from this data is between 100 and 140. a. 99.9% b. 90% c. 99% d. 95.5%
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OpenStudy (anonymous):
where is the data..?
OpenStudy (anonymous):
they don't tell you
OpenStudy (anonymous):
but it has a mean of 120 and a standard deviation of 10
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