Examlex
An investigation conducted by social scientists is called ___________.
Two-tailed Hypothesis Test
A statistical test in which the critical area of a distribution is two-sided and tests whether a sample is greater than or less than a certain range of values.
Test Statistic
A calculated value from sample data used to decide whether to reject the null hypothesis in hypothesis testing.
P-value
The P-value is a statistical parameter that helps to determine the significance of the results from a hypothesis test, indicating the probability of observing the results if the null hypothesis is true.
P-value
A statistic that measures the probability of obtaining an observed result, or more extreme, under the assumption that the null hypothesis is true.
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