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Author Question: Suppose it is known that 60 of radio listeners at a particular college are smokers. A sample of 500 ... (Read 134 times)

jessicacav

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on: Jun 24, 2018
Suppose it is known that 60 of radio listeners at a particular college are smokers. A sample of 500 students from the college is selected at random. Approximate the probability that at least 280 of these students are radio listeners.

Question 2

The graph of a confidence interval for the expected value of y is represented by two parallel lines, one on either side of the regression line.
  Indicate whether the statement is true or false


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frankwu0507

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Reply #1 on: Jun 24, 2018
Answer to Question 1

0.97

Answer to Question 2

F


jessicacav

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Reply 2 on: Jun 24, 2018
YES! Correct, THANKS for helping me on my review

bdobbins

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Reply 3 on: Yesterday
Excellent

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