List the steps in conducting an experiment.
What will be an ideal response?
Step 1: Formulate a hypothesis. Step 2: Select appropriate independent and dependent variables. Step 3: Limit alternative explanations for variation. Step 4: Manipulate the IVs and measure the DVs. Step 5: Analyze the variation in the DVs. Step 6: Draw inferences about the relationship between IVs and DVs.
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One recent revision made to the Strong Interest Inventory was:
A) ?the addition of more items to improve its reliability. B) ?the inclusion of nonprofessional in addition to professional occupations. C) ?the inclusion of teacher, parent and self-report forms. D) ?the addition of the Work Styles subscale to the Personal Styles Scales.
Direct psychometric methods to determine alcoholic behavior are problematic because of response reliability. (p. 375)
Indicate whether the statement is true or false
Parasomnia refers to
a) Abnormal behaviors or events happening between the threshold of wake and sleep b) Difficulty in initiating, maintaining, or returning to sleep c) Breathing-related sleep disturbance d) Excessive sleepiness
If an instrument measures consistently but does not measure what it was designed to measure, the instrument is:
A) ?valid but not reliable. B) ?reliable but not valid. C) ?standardized but not reliable. D) ?reliable but not normative.