Examlex
Full-scale market tests:
Margin Of Error
An expression of the amount of random sampling error in a survey's results, indicating a range within which the true value lies with a specified confidence level.
Equal Sample Sizes
A condition in experimental design where all groups being compared have the same number of observations or participants.
Type I Error
The incorrect rejection of a true null hypothesis, also known as a "false positive" finding or conclusion.
Type II Error
A statistical error in which a false null hypothesis is not rejected, also known as a 'false negative'.
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