Examlex
A garbage collector believes that he averages picking up more than four tons of garbage per day. What is the null hypothesis for his statement?
P
In statistics, typically refers to the p-value, which measures the probability of observing a statistical summary as extreme as the one observed, under the null hypothesis.
Normal Random Variable
A variable that follows a normal distribution in its value distribution.
Standard Deviation
A measure of the amount of variation or dispersion in a set of values, indicating how spread out the numbers are from the mean.
Mean
The arithmetic average of a set of values, calculated by adding all the values together and then dividing by the number of values.
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