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Author Question: Which of these is NOT a possible explanation for obtaining null results in a valid experiment? a. ... (Read 87 times)

audie

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on: Jun 19, 2018
Which of these is NOT a possible explanation for obtaining null results in a valid experiment?
 
  a. the levels of the independent variable are too similar to each other.
  b. the experimenter used a valid and reliable measure of the dependent variable.
  c. the manipulation of the independent variable was unsuccessful..
  d. the dependent variable is subject to a floor effect.

Question 2

In _____ designs, many measures are taken so that the effect of the treatment can be seen over time.
 
  a. pretest-posttest
 b. single-group
 c. nonequivalent control group
  d. time-series


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bigcheese9

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Reply #1 on: Jun 19, 2018
Answer to Question 1

B

Answer to Question 2

d


audie

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Reply 2 on: Jun 19, 2018
Excellent

laurnthompson

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Reply 3 on: Yesterday
Wow, this really help

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