Z, T, or Chi-Square Test Study

Weekly Discussion 1

Z, T, or Chi-Square Test Study


During this week you will identify a research question created in  Week 1 that would be best answered by any of the following statistical  tests: z test, t test for single sample, independent samples t test,  repeated measures t test, or Chi-Square test. This discussion will help  you work towards your “Week 3 Assignment 2.” If there are no research  questions that fit any of these types of statistical analyses, decide on  a new question before moving forward with the assignment.

Discussion Assignment Requirements

Initial Posting – In your initial posting for this assignment, include the following:

  • Identify an appropriate research question that would require the use  of a z-, t-, or Chi-Square test to answer. Pick the question from the  list created in Week 1 or identify a new question if there are no  appropriate ones from Week 1.
  • Describe why this question is appropriate for the selected statistical test.
  • Identify the variables in this study and each of their attributes:  discrete or continuous, quantitative or categorical, scale of  measurement (nominal, ordinal, interval, or ratio), and independent or  dependent.
  • Explain how the variables do or do not fit the qualifications for the selected statistical test.
  • Provide a written explanation for the null and alternative hypotheses.
  • Describe the types of errors that could occur.
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