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Home Q & A Board Science-Related Homework Help Mathematics
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browniels browniels
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6 years ago
In a restaurant, the proportion of people who order coffee with their dinner is .9 . A simple random sample of 144 patrons of the restaurant is taken.
 a. What are the expected value, standard deviation, and shape of the sampling distribution of ?
  b. What is the probability that the proportion of people who will order coffee with their meal is between 0.85 and 0.875?
  c. What is the probability that the proportion of people who will order coffee with their meal is at least 0.945?
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Bflint101Bflint101
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6 years ago
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browniels Author
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6 years ago
Just got PERFECT on my quiz
Gamiung3657
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Yesterday
This helped my grade so much Perfect
Gamiung3657
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2 hours ago
Thanks for your help!!
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