Learning Objectives


  1. Identify the types of graphs and statistics that are appropriate for analysis of variables at each level of measurement.
  2. List the guidelines for constructing frequency distributions.
  3. Discuss the advantages and disadvantages of using each of the three measures of central tendency.
  4. Understand the difference between the variance and the standard deviation.
  5. Define the concept of skewness and explain how it can influence measures of central tendency.
  6. Explain how to calculate percentages in a cross-tabulation table and how to interpret the results.
  7. Discuss the three reasons for conducting an elaboration analysis.
  8. Write a statement based on inferential statistics that reports the confidence that can be placed in a statistical statement of a population parameter.
  9. Define the statistics obtained in a multiple regression analysis and explain their purpose.