Calculate skewness and kurtosis for Exam Anxiety and Exam Performance. Then prepare a histogram with the normal distribution curve for each variable. Provide the output for your calculations.
Describe how skewness and kurtosis are depicted with a histogram with the normal distribution line for each variable as compared to the tabular output.
How to Calculate in SPSS: Calculate Skewness and Kurtosis
How to Calculate in Excel: Calculate Skewness
View (SPSS) Calculating Variance for the Sample, and a Group
View (Excel) Calculating Variance for the Sample
Calculate The standard deviation, variance, and range for both of the variables, Exam Performance, and Exam Anxiety. Provide your output, what does it mean?
Then, based on the grouping variable, Biological Gender, select either Exam Performance or Exam Anxiety calculate the group standard deviation, the group variance, and the group range. Compare the group output to the sample output, how does the output differ.