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OpenStudy (anonymous):
PROBABILITY HELPPP! :((
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OpenStudy (anonymous):
with what
OpenStudy (anonymous):
a normal distribution has a mean of 50 and a standard deviation of 6. What is the probability that a value selected at random from this data is in the interval from 38 to 56? express your answer as a percent rounded to the nearest tenth. a) 79.5% b)81.5% C)85% d) 90%
OpenStudy (anonymous):
what about, the probability of a computer chip failing is 2% . if 100 computers are sold, what is the probability of 2 computer chips failing? @ActionSPORT902100
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