Basic Statistics

Chapter Objectives Classify data according to the four measurement levels. Recognize and use data display techniques. Identify, understand the role of, and calculate the measures of central tendency and the measures of variability. Describe the properties of the normal curve. Give the general properties of standard scores and transform raw scores into percentile ranks, z -scores, and T -scores. Utilize appropriate correlational procedures to ascertain relationships among sets of data. Develop simple regression formulas from sets of data with high correlation coefficients. Provide a rudimentary explanation of appropriate applications for t -tests, one-way ANOVA, and two-way ANOVA. Become familiar with Microsoft Excel to compute basic statistics.