Examlex
Your child attends a school that requires use of 1 of 4 different uniforms.You lament that it is often difficult to spot your child in the crowd of children.On that day it is raining,it is easy to spot the red umbrella that your child uses in the sea of black umbrellas.The search has changed from a _____ to a _____.
Test Statistic
A value calculated from sample data during a hypothesis test used to make a decision about the null hypothesis.
Null Hypothesis
A statement of no effect or no difference, used as a starting assumption for statistical significance testing.
Grand Mean
The mean of means, calculated by taking the average of several group means.
Completely Randomized
A design in experiments where all subjects have an equal chance of being assigned to any group or treatment.
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