Statistical Test: Standard deviation, or coefficient of variation, or range
Notes: Biased estimators Standard Deviation: Hays, W. L. Statistics for the Social Sciences. Second edition. New York: Holt, Rinehart, and Winston, 1973. p. 238 Coefficient of Variation: Blalock, H. M., Jr. Social Statistics. Second edition, revised, New York: McGraw-Hill, 1979. p. 84 Range: McNemar, Q. Psychological Statistics. Fourth edition. New York: Wiley 1969. p. 19 Standard deviation:
Software: SPSS: CONDESCRIPTIVE, FREQUENCIES | SAS: UNIVARIATE, MEANS | Coefficient of Variation: | SAS: UNIVARIATE, MEANS | Range: | SPSS: CONDESCRIPTIVE, FREQUENCIES | SAS: UNIVARIATE
Notes: Biased estimators Standard Deviation: Hays, W. L. Statistics for the Social Sciences. Second edition. New York: Holt, Rinehart, and Winston, 1973. p. 238 Coefficient of Variation: Blalock, H. M., Jr. Social Statistics. Second edition, revised, New York: McGraw-Hill, 1979. p. 84 Range: McNemar, Q. Psychological Statistics. Fourth edition. New York: Wiley 1969. p. 19 Standard deviation:
Software: SPSS: CONDESCRIPTIVE, FREQUENCIES | SAS: UNIVARIATE, MEANS | Coefficient of Variation: | SAS: UNIVARIATE, MEANS | Range: | SPSS: CONDESCRIPTIVE, FREQUENCIES | SAS: UNIVARIATE