Glossary
Alternative hypothesis (H1)
The opposite of the null hypothesis (H0).
Analysis of variance (ANOVA)
A statistical method that tests the effect of different factors on a variable of interest.
Bar chart
A chart containing rectangles (“bars”) in which the length of each bar represents the count, amount, or percentage of responses in each category.
Binomial distribution
A distribution that finds the probability of a given number of successes for a given probability of success and sample size.
Box-and-whisker plot
Also known as a boxplot; a graphical representation of the five-number summary that consists of the smallest value, the first quartile (or 25th percentile), the median, the third quartile (or 75th percentile), and the largest ...
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