Examlex
Madison does a study to find out if talking on a cell phone while driving increases drivers' ability to react quickly to unexpected events.In her study,the dependent variable is
Point Estimate
Represents a single value given as the best guess or most likely value of a population parameter based on sample data.
Sampling Error
The difference between a sample statistic used to estimate a population parameter and the actual but unknown value of the parameter.
Population Parameter
A numerical characteristic of a population, such as mean or standard deviation, that is usually unknown.
Proportion
In statistics, a proportion refers to the fraction of the total that exhibits a certain trait or characteristic.
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