Overview
For this week’s assignment you will construct graphs, compute a correlation coefficient, and explain how the correlation can be used to support a specific type of reliability or validity.
Preparation
Before you begin this assignment, complete the following:
- Download the Week 7 Assignment Worksheet [DOCX].
- Download the Week_7_Assignment_Data.csv file.
Instructions
Complete and submit the Week 7 Assignment worksheet.
Competencies Measured
By successfully completing this assignment, you will demonstrate your proficiency in the following course competencies and rubric criteria:
- Competency 1: Communicate research findings using data visualizations.
- Check the assumptions of Pearson’s r using graphs.
- Competency 2: Interpret statistical findings in the context of their level of statistical and practical significance.
- Interpret the statistical significance of a hypothesis test.
- Competency 3: Conduct statistical analyses to address research questions in the social sciences.
- Use JASP to construct a scatterplot and histograms.
- Use JASP to compute a correlation coefficient.
- Competency 6: Explain why measurement of research variables must be reliable and valid.
- Discuss how your correlation can be used to support a specific type of reliability or validity.