Examlex
A graph shows consumer perceptions of various automobiles on the two dimensions of sportiness/conservative and classy/affordable.This sample of consumers felt Porsche was the sportiest and classiest of the cars in the study.They felt Plymouth was the most practical and conservative.Porsche is the ideal product when it came to classiness and sportiness, which is represented on the graph as a(n) :
Null Hypothesis
A statement in statistics that assumes there is no significant difference or effect in a given situation, until evidence proves otherwise.
Sample Size
The number of subjects included in a study, influencing the study's ability to reliably detect effects or differences.
Type I Error
The incorrect rejection of a true null hypothesis, often referred to as a "false positive."
Type II Error
A statistical mistake that occurs when a test fails to reject a false null hypothesis.
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