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A Step-by-Step Approach to Using SAS® for Univariate & Multivariate Statistics, Second Edition by Edward J. Stepanksi Ph.d., Larry Hatcher, Norm O'Rourke

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Example with Significant Differences between Experimental Conditions

To illustrate one-way ANOVA, imagine that you replicate the study that examined the effect of rewards on commitment in romantic relationships. (This study was described in Chapter 8.) To give the study an added twist, however, in this investigation you use three experimental conditions instead of the two conditions described in the last chapter.

Recall that in the preceding chapter it was hypothesized that the rewards people experience in a romantic relationship will have a causal effect on their commitment to those relationships. You tested this prediction by conducting an experiment with 20 participants. All 20 participants were asked to read the descriptions of 10 potential ...

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