Two Events, a and B, Are Mutually Exclusive and Each

question 108

Multiple Choice

Two events, A and B, are mutually exclusive and each has a nonzero probability. If event A is known to occur, the probability of the occurrence of event B is

• A)one
• B)any positive value
• C)zero
• D)any value between 0 to 1

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Definitions:

Main Effect

The direct impact of an independent variable on a dependent variable in an experimental design, ignoring interaction effects.

Factor A

A term used in experimental design and analysis to denote one of potentially several independent variables being studied for its impact on a dependent variable.

Null Hypothesis

A statement in statistical analysis that proposes there is no significant difference or effect, intended to be tested against an alternative hypothesis.