The case processing table shows that only 88 of the students were included in the analysis. Please go back and see what might have happened. Also, the t-test table is off. It seems that the information is in the wrong columns.

ORIGINAL INSTRUCTiONS:

You will analyze the following variables in the grades.sav data set:

• gender.
• gpa.

Step 1: Write Section 1 of the DAA

• Provide a context of the grades.sav data set.
• Include a definition of the specified variables (predictor, outcome) and corresponding scales of measurement.
• Specify the sample size of the data set.

Step 2: Write Section 2 of the DAA

• Analyze the assumptions of the t-test.
• Paste the SPSS histogram output for gpa and discuss your visual interpretations.
• Paste SPSS descriptives output showing skewness and kurtosis values for gpa and interpret them.
• Paste SPSS output for the Shapiro-Wilk test of gpa and interpret it.
• Report the results of the Levene’s test and interpret it.
• Summarize whether or not the assumptions of the t-test are met.

Step 3: Write Section 3 of the DAA

• Specify a research question related to gender and gpa.
• Articulate the null hypothesis and alternative hypothesis.
• Specify the alpha level.

Step 4: Write Section 4 of the DAA

• Paste the SPSS output of the t-test.
• Report the results of the SPSS output using proper APA guidelines. Include the following:
  • t.
  • Degrees of freedom.
  • t value.
  • p value.
  • Effect size.
  • Interpretation of effect size.
  • Means and standard deviations for each group. Mean difference.
  • Interpret the results against the null hypothesis.

Step 5: Write Section 5 of the DAA

• Discuss the implications of this t-test as it relates to the research question.
• Conclude with an analysis of the strengths and limitations of t-test analysis.

Attachments:

fp-psy7864_assessment_3_lacharite_heather-attempt_1.docx

gradesdat.xlsx

cf_daa_template_1.docx