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Author Question: Sampling error implies that _____ . a. mistakes always will be made in selecting participants for ... (Read 76 times)

colton

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on: Jun 20, 2018
Sampling error implies that _____ .
 
  a. mistakes always will be made in selecting participants for an experiment
   b. the means for samples selected from the same population will differ by some chance
  amount
  c. the means for samples selected from the same population will always be equal
  d. we can decide if an independent variable has an effect by visually inspecting the
  means of the different groups in an experiment

Question 2

In an experiment designed to measure the effect of a drug on behavior, one group may be
  given a medication with no active ingredient; this group is identified as a(n) _____ control
  group.
 
  a. dependent variable
  b. confounded
  c. experimental treatment
   d. placebo


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tdewitt

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

B

Answer to Question 2

D


colton

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Reply 2 on: Jun 20, 2018
:D TYSM

parker125

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Reply 3 on: Yesterday
Wow, this really help

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