In reviewing the literature in an action research project, the researcher
a. conducts only a cursory review.
b. relies on secondary sources.
c. considers authoritative judgments of individuals.
d. All of these are true.
D
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An investigator began with a precise and logical hypothesis. He ran a well-planned and well-conducted experiment to test the deduced consequences of this hypothesis. No evidence was found to support the hypothesis. The investigator should report that
a. his study was a failure. b. the hypothesis was proved false. c. the hypothesis is probably true but experimental conditions did not permit the effect to be observed. d. None of these is true.
Answer the following statement(s) true (T) or false (F)
When we compute many correlations in a single study, we report each correlation coefficient in a table called a correlation matrix.
Garrett wants to see if there are gender differences in the restaurant preferences of high school students in his town. His data is nominal in nature. Which of the following tests is he likely to employ?
a. t test for nonindependent samples b. t test for independent samples c. Chi-square d. ANOVA
Children younger than age two may be at risk if they watch television extensively.
Indicate whether the statement is true or false.