What is the next step in an experiment if the results of an independent samples t-test are statistically significant?
a. Correlate the scores on the dependent variable with the conditions of the independent variable.
b. Compute a predicted score for each true score on the dependent variable.
c. Make a prediction about the strength of the relationship based on the scatterplot.
d. Compute a confidence interval for the difference between the ?s.
D
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With large samples and a small population variance, the sample means usually
a. will be close to the population mean. b. will slightly underestimate the population mean. c. will slightly overestimate the population mean. d. will equal the population mean.
Concept formation refers to
a. the organization of phonemes and morphemes into meaningful thoughts. b. the application of transformation rules to basic sentences. c. inductive thinking as opposed to deductive thinking. d. the process of classifying information into meaningful categories.