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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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Acostak1 Acostak1
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6 years ago
A car insurance company has determined that there is a 9 rate of car accidents in one year. However the insurance company finds that among a group of 200 drivers selected at random from the town of Misty Glen, 15 had accidents in the last year.
 
  If the 9 rate is correct, estimate the probability that in a group of 200 randomly selected drivers, at least 15 had accidents in the last year. Is there evidence to suggest that the accident rate in Misty Glen is higher than 9?
  A) 0.9977; no B) 0.0023; yes C) 0.0010; yes D) 0.9990; no
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nicnic
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6 years ago
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Acostak1 Author
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6 years ago
this is exactly what I needed
bkrandy
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Yesterday
This calls for a celebration Person Raising Both Hands in Celebration
Lawson1981
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2 hours ago
Thanks
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