Six different formulas for the paired t were found in introductory statistics books. Five are correct. An example shows how using the incorrect formula can result in the wrong research conclusion.
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References
1.
ArneyW. R. (1990) Understanding statistics in the social sciences. New York: Freeman.
2.
BohnstedtG. W.KnokeD. (1988) Statistics for social data analysis. Itasca, IL: Peacock.
3.
ChalmerB. J. (1987) Understanding statistics. New York: Marcel Dekker.
4.
FedererW. T. (1991) Statistics and society. New York: Marcel Dekker.
5.
GlasnappD. R.PoggioJ. P. (1985) Essentials of statistical analysis. Columbus, OH: Merrill.
6.
KachiganS. M. (1986) Statistical analysis. New York: Radius Press.
7.
KirkR. E. (1984) Elementary statistics. (2nd ed.) Monterey, CA: Brooks/Cole.
8.
KraemerH. C.ThiemannS. (1987) How many subjects?Newbury Park, CASage
9.
McCallR. B. (1986) Fundamental statistics of the behavioral sciences. San Diego, CA: Harcourt Brace Jovanovich.
10.
SachsL. (1984) Applied statistics: a handbook of techniques. (2nd ed.) New York: Springer-Verlag.
11.
WilcoxR. R. (1987) New statistical procedures for the social sciences. Hillsdale, NJ: Erlbaum.
