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Author Question: A researcher does a study on knowledge of animals in cat lovers compared to dog lovers. In ... (Read 92 times)

londonang

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on: Aug 4, 2018
A researcher does a study on knowledge of animals in cat lovers compared to dog lovers. In actuality, dog lovers have a greater knowledge of animals. After statistical analysis, the researcher makes the decision to NOT reject the null hypothesis.
 
  This decision is
  A) Correct.
  B) A Type I error.
  C) A Type II error.
  D) Not possible to evaluate from the information given.

Question 2

Setting alpha to a low level to reduce the chance of rejecting the null hypothesis when it should be accepted
 
  A) Is rarely done in research.
  B) Increases the chance of Type I error.
  C) Increases the chance of Type II error.
  D) Increases the accuracy of decision making with little adverse effects.


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ilianabrrr

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Reply #1 on: Aug 4, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: C


londonang

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Reply 2 on: Aug 4, 2018
Wow, this really help

adf223

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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