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Author Question: In a hypothesis test for the population variance, the alternate hypothesis is the population ... (Read 88 times)

cherise1989

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on: Jun 24, 2018
In a hypothesis test for the population variance, the alternate hypothesis is the population variance does not equal 17.0 . The significance level to be used is 0.05 and the sample size to be taken is 25 . The table value(s) to use from the chi-square distribution is (are):
 a. 39.364.
  b. 40.647.
  c. 12.401 and 39.364.
  d. 13.120 and 40.647.
  e. 12.401.

Question 2

In testing a population variance or constructing a confidence interval for the population variance, an essential assumption is that:
 a. sample size exceeds 30.
  b. expected frequencies equal or exceed 5.
  c. the population is uniformly distributed.
  d. the population is normally distributed.
  e. the population is binomially distributed.


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jharrington11

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

C

Answer to Question 2

D


cherise1989

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Reply 2 on: Jun 24, 2018
Great answer, keep it coming :)

ryhom

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Reply 3 on: Yesterday
Wow, this really help

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