Use your IBM SPSS Statistics Step by Step text to complete the following:

• Review “An Introduction to the Example” in Chapter 1. This section provides definitions of SPSS variables used in your Unit 3 assignment.
• Read Chapter 6, “Frequencies.” This reading addresses the following topics:
  • Frequencies.
  • Bar charts.
  • Histograms.
  • Percentiles.
• Read Chapter 7, “Descriptive Statistics.” This reading addresses the following topics:
  • Statistical significance.
  • The normal distribution.
  • Mean, median, and mode.
  • Variance and standard deviation, skewness, and kurtosis.
  • Maximum, minimum, range, and sum.
  • Standard error.