An Experiment Consists of Four Outcomes with P(E₁) = 0

question 66

Multiple Choice

An experiment consists of four outcomes with P(E₁) = 0.2, P(E₂) = 0.25, and P(E₃) = 0.35.The probability of P(E₄) is:

• A)0.50
• B)0.90
• C)0.20
• D)0.10
• E)none of the above

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Definitions:

External Validity

The generalizability of the findings in an investigation, or the degree to which the findings apply to other individuals in other settings.

Psychotherapy

A therapeutic treatment predominantly using psychological methods to help a person change behavior and overcome problems in desired ways.

Methodological Limitations

The constraints and weaknesses inherent in the design and tools of a research study that may affect the validity of its findings.