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Author Question: Which of the following is the term representing the difference between a true and obtained score''? ... (Read 209 times)

javeds

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on: Jul 8, 2018
Which of the following is the term representing the difference between a true and obtained score''?
 
  A) Error of measurement
  B) An observed score
  C) Response-set bias
  D) Situational contaminant

Question 2

Using the homogeneity approach to controlling confounding variables can reduce:
 
  A) Interaction effects
  B) External validity
  C) Contamination of treatments
  D) Internal validity


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jharrington11

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Reply #1 on: Jul 8, 2018
Answer to Question 1

A
Feedback:
Quantitative data consists of two parts: a true component and an error component. Error of measurement is the difference between true and obtained (or observed) scores. The procedures and the people themselves are susceptible to influences such as situational contaminants, response-set biases, transitory personal factors, and item samplingall examples of factors contributing to measurement error.

Answer to Question 2

B


javeds

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Reply 2 on: Jul 8, 2018
Thanks for the timely response, appreciate it

bulacsom

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Reply 3 on: Yesterday
Gracias!

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