In SPSS, the output for the t Tests provide, among other information, the mean difference, the standard error of the mean, degrees of freedom, and the 95% confidence level. Most importantly, the value of t is given under the heading "t," and the value of p is given under the heading of "Sig (2-tailed)." Even if the value of is a negative value, in the report of the analysis, the negative sign is ignored, reporting the t-statistic as a number without any negative sign in front of it.

Question

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This statement is true. The negative sign is often ignored when reporting the t-statistic, as the directionality of the difference between the means is already conveyed by the sign of the mean difference.

In SPSS, the Output for the T Tests Provide, Among