Examlex
What is a market test? What are the advantages and disadvantages of this sales forecasting method?
Test Statistic
A value calculated from a sample of data that is used to evaluate the validity of a hypothesis in statistical hypothesis testing.
α
Typically used to represent the significance level in hypothesis testing, which is the probability of rejecting the null hypothesis when it is actually true.
P-value
The probability of observing data at least as extreme as the observed data, assuming the null hypothesis is true.
Test Statistic
A numerical value calculated from a sample data during hypothesis testing, used to determine whether to reject the null hypothesis.
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