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Author Question: If a hypothesis test for a single population variance is to be conducted, which of the following ... (Read 39 times)

berenicecastro

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on: Jun 24, 2018
If a hypothesis test for a single population variance is to be conducted, which of the following statements is true?
 
  A) The null hypothesis must be stated in terms of the population variance.
  B) The chi-square distribution is used.
  C) If the sample size is increased, the critical value is also increased for a given level of statistical significance.
  D) All of the above are true.

Question 2

Recently a study of fans attending the New York Mets baseball games was conducted and 500 fans were surveyed.
 
  In forming a frequency distribution of the number of miles fans traveled from home to the stadium, it was found that 247 fans traveled between 0 and 5 miles. Based on this information what was the relative frequency for this class?A) 0.247
  B) 0.30
  C) 0.494
  D) Can't be determined without more information.


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hollysheppard095

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

D

Answer to Question 2

C


berenicecastro

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

atrochim

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

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