Examlex
The preschool teachers have started reducing the amount of time children must spend cleaning the classroom when the class has behaved well the entire day.The teachers have started using which of the following as a way to increase the likelihood that children will behave well?
Significance Test
A statistical procedure used to determine whether the observed differences between two or more groups are due to chance or to true differences in the samples.
Test Statistic
A value calculated from sample data during a hypothesis test. It is used to decide whether to reject the null hypothesis.
Sample Size
The number of observations or data points collected in a statistical study, crucial for ensuring the representativeness and reliability of study findings.
Standard Error
A measure that quantifies the variation or dispersion of sampling distribution of a statistic, often used as an estimate of the reliability of a statistical estimate.
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