Examlex
Suppose that you observe that an infant fusses when separated from the mother because he or she did not see her leave the room.Which explanation for separation anxiety would your observation support?
Test Statistic
A value calculated from sample data during a hypothesis test that is used to decide whether to reject the null hypothesis.
Null Hypothesis
A statistical hypothesis that assumes no significant difference or effect exists among the variables being studied.
Null Hypothesis
The hypothesis that there is no significant difference or effect, serving as the default assumption to be tested against the alternative hypothesis.
Population Proportions
The ratio of members in a statistical population that have a particular attribute or characteristic.
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