Warm-Up Activity 10.1: Complete Exercises
This week, you will practice writing about validity by completing the following exercises in your textbook. Once you are done, compare your
answers against this week’s exercise answer guide, which is located on pp. 381-383 in the Trochim, Donnelly, and Arora textbook.
• In Trochim, T., M., Donnelly, J., & Arora, A. (2015): Complete Chapter 8 exercise questions, pages 225-227
Warm-Up Activity 10.2: Preparing a Chart
To prepare a chart for use in an assignment is quite easy. A chart is essentially a table in which you have established categories for review.
To create a table in Word, you will need to go to Insert>Insert Table, then select the number of columns and rows you desire.
Assignment
This week’s assignment consists of two parts. For this task, you will:
• Create a detailed chart of major threats to validity for conclusion, construct and external validity.
• Write an essay that describes the major threats and how you would minimize them for internal validity.
Part 1
Create a chart, noting three types of threats for conclusion, construct, and external validity. The following is an example of how you may want
to organize your chart. In column 1, specify the specific threat? in column 2, provide a description of this threat? and in column 3, include a brief
description of the method that is used to minimize the threat.
Part 2
After you have completed your chart, prepare an essay in which you thoroughly describe the major threats to validity in external validity and
explain how you would minimize the threats. Support your essay with five references. Support your essay with five references.
Length: 3 pages for the chart? 2-3 page essay
Your chart and paper should demonstrate thoughtful consideration of the ideas and concepts presented in the course by providing new
thoughts and insights relating directly to the topic. Your response should reflect scholarly writing and current APA standards. Be careful to
adhere to Northcentral’s Academic Integrity Policy.
Upload your assignment using the Upload Assignment button below.
Learning Outcomes
1.0 Identify the types of quantitative research design.
4.0 Examine validity and threats to validity in quantitative designs.
5.0 Evaluate aspects of quantitative designs.
Resources
Books
Reference Instruction
Jackson, S. L. (2016) Research methods and statistics: A critical
thinking approach. Read Chapter 9 (pages 235-251)
Trochim, T.M., Donnelly, J., & Arora, A. (2015) Research methods:
The essential knowledge base.
Read Chapter 4(pp. 103-105),Chapter 5(pp. 135-141),Chapter 8(pp.
211-219), & Chapter 11(pp. 282-287)
Websites
Reference Instruction
Yu, C. & Ohlund, B (2012). Threats to validity of Research Design.
http://www.creative-wisdom.com/teaching/WBI/threat.shtml Read article
Document/Other
Reference Instruction
PSY7106 Answer Key, Week 10
PSY7106-Answer-Key_Week_10.pdf
Review answer key for Trochim, T., M., Donnelly, J., & Arora, A. text
activities
