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Author Question: Pretesting involves a trial run with a group of colleagues or actual respondents to iron out ... (Read 127 times)

leilurhhh

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on: Jun 29, 2018
Pretesting involves a trial run with a group of colleagues or actual respondents to iron out fundamental problems in the instructions or design of a questionnaire.
 
 Indicate whether the statement is true or false

Question 2

The formula for the chi-square test uses _____.
 a. observed and expected frequencies
  b. observed and expected percentages
  c. the two sample means
  d. the two sample standard deviations


SomethingSomething

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Reply #1 on: Jun 29, 2018
Answer to Question 1

T

Answer to Question 2

A


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