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Author Question: When might you need a larger sample to represent the population? a) the amount of variability ... (Read 61 times)

ARLKQ

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on: Jul 13, 2018
When might you need a larger sample to represent the population?
 
  a) the amount of variability within groups is small
  b) the difference between the two groups is small
  c) the difference between the two groups is great
  d) both a and c

Question 2

A researcher interested in assessing marital satisfaction mailed surveys to 1,000 participants including various age groups and ethnicities. If the individuals are only surveyed one time this would represent a _________ design.
 
  a. cross-sectional
  b. panel
  c. longitudinal
  d. successive independent samples


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raenoj

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Reply #1 on: Jul 13, 2018
Answer to Question 1

b

Answer to Question 2

A


ARLKQ

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Reply 2 on: Jul 13, 2018
:D TYSM

Jsherida

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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