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Author Question: When subjects are measured, then followed through the years and measured again, the research ... (Read 319 times)

D2AR0N

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on: Jun 20, 2018
When subjects are measured, then followed through the years and measured
  again, the research technique is called
 
  a. longitudinal
  b. cross-sectional
  c. matched group
  d. controlled manipulation

Question 2

Compare random selection and random assignment. (Note: This item is also Conceptual Item 5 in the text.)
 
  What will be an ideal response?


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tanna.moeller

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Reply #1 on: Jun 20, 2018
Answer to Question 1

a

Answer to Question 2

Random sampling: everyone in the population has an equal chance of being in the study. Random selection: everyone in the experiment has an equal chance of being in each condition.


D2AR0N

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Reply 2 on: Jun 20, 2018
Thanks for the timely response, appreciate it

Joy Chen

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Reply 3 on: Yesterday
Wow, this really help

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