Compute and Interpret Probabilities Using the Classical Method
-Use the Spinner

question 99

Multiple Choice

Compute and Interpret Probabilities Using the Classical Method
-Use the spinner below to answer the question. Assume that it is equally probable that the pointer will land on any one of the five numbered spaces. If the pointer lands on a borderline, spin again.


Find the probability that the arrow will land on 1 or $2 .$

• A) \(\frac { 2 } { 5 }\)
• B) 1
• C) \(\frac { 2 } { 3 }\)
• D) 3

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Definitions:

Rorschach Inkblot Test

A psychological test in which subjects' perceptions of inkblots are recorded and then analyzed using psychological interpretation, complex algorithms, or both, to examine a person's personality characteristics and emotional functioning.

Reliability

The extent to which a test yields a consistent, reproducible measure of performance.

Validity

The soundness of the conclusions that a researcher draws from an experiment. In the realm of testing, the extent to which a test measures what it is intended to measure.

Self-report Personality Tests

Psychological tests in which individuals answer questions about themselves to assess personality traits and characteristics.