A t test for independent means is reported as "t(28 ) = 4.21, p< .01." This means
A) the result is not statistically significant.
B) there were 28 participants in the study.
C) the t score was 4.21.
D) the power was high.
C
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For attending class and studying and its effect on test scores. Which situation would likely result in a rejection of the null hypothesis?
a. The mean of square between the variables is larger than the mean of squares within b. The mean of squares between and within are the same c. The mean of squares within is larger than the mean of squares between d. More people did better studying
The O*NET is an example of a _____, while the Position Analysis Questionnaire (PAQ) is an example of a _____.
A) worker-oriented approach; task-oriented approach B) worker-oriented approach; hybrid approach C) hybrid approach; worker-oriented approach D) task-oriented approach; worker-oriented approach