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Author Question: In a local university, 40 of the students live in the dormitories. A random sample of 80 students is ... (Read 81 times)

bobbie

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on: Jun 24, 2018
In a local university, 40 of the students live in the dormitories. A random sample of 80 students is selected for a particular study. The probability that the sample proportion (the proportion living in the dormitories) is between 0.30 and 0.50 is
 a. 0.4664
   b. 0.9328
   c. 0.0336
   d. 0.0672

Question 2

A test used to determine whether or not first-order autocorrelation is present is
 a. serial-autocorrelation test.
  b. t test.
  c. chi-square test.
  d. Durbin-Watson Test.


Jbrasil

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

b

Answer to Question 2

d


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