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Author Question: A sample of 400 observations will be taken from an infinite population. The population proportion ... (Read 97 times)

WWatsford

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on: Jun 24, 2018
A sample of 400 observations will be taken from an infinite population. The population proportion equals 0.8 . The probability that the sample proportion will be greater than 0.83 is
 a. 0.4332
   b. 0.9332
   c. 0.0668
   d. 0.5668

Question 2

A multiple regression model has the estimated form y = 5 + 6x + 7w As x increases by 1 unit (holding w constant), y is expected to
 a. increase by 11 units.
  b. decrease by 11 units.
  c. increase by 6 units.
  d. decrease by 6 units.


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strudel15

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

c

Answer to Question 2

c


WWatsford

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Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it

kthug

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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