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Nicholas and Dave both share a birthday and go to the same bar together when they turn 21.Neither has had a drink before,so they both have only two beers because they are unsure how the alcohol will affect them.Nicholas remains relatively sober,but Dave ends up feeling quite drunk.Which is the most likely explanation for the difference?
Null Hypothesis
A statement used in statistics that proposes there is no significant difference or effect and that any observed differences are due to chance.
Population Variance
Population Variance is a measure of the dispersion of all the values in a population from the mean, highlighting how spread out the population data points are.
Standard Deviation
Indicates how dispersed the values in a data set are, relative to the mean of the set.
Chi-Square Values
Statistical measures used in hypothesis testing, especially to determine whether categorical variables are independent.
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