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Author Question: Students who are interested in a subject may spend more time studying that subject, so there is a ... (Read 176 times)

viki

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Students who are interested in a subject may spend more time studying that subject, so there is a relationship between these two variables.
 
  We don't know if the interest in the topic leads to more studying or if more studying generates greater levels of interest. This uncertainty illustrates the
  a. path analysis problem.
  b. third variable problem.
  c. restricted range problem.
  d. directionality problem.

Question 2

In terms of the independent-groups t test, a one-tailed test generally has __________ compared to a two-tailed test.
 
  a. less power
  b. more power
  c. lower probability of committing a Type I error
  d. higher probability of committing a Type I error



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yifu223

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Answer to Question 1

D

Answer to Question 2

b




viki

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Reply 2 on: Jun 20, 2018
YES! Correct, THANKS for helping me on my review


nguyenhoanhat

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Reply 3 on: Yesterday
:D TYSM

 

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