Examlex
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate
logarithmic expressions without using a calculator.
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Sample Mean
The average of all the data points in a sample, used as an estimate of the population mean.
Sample Standard Deviation
A measure of the dispersion or variability of data points in a sample from the sample mean.
Significance Level
A threshold set by researchers before conducting an experiment to determine at what probability level results will be considered statistically significant, commonly set at 0.05 or 5%.
Type I Error
The incorrect rejection of a true null hypothesis, also known as a "false positive" finding.
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