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Marcia Is a Typical College Student in the Year 2005

question 23

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Marcia is a typical college student in the year 2005. Luisa is a typical college student in the year 2013. How does most likely Luisa differ from Marcia?


Definitions:

Significance Level

The probability of rejecting the null hypothesis in a statistical test when it is actually true; a measure of the risk of making a Type I error.

Test Statistic

A calculated value used in statistical testing to determine whether to reject the null hypothesis.

T Value

A measure derived in a t-test that shows the size of the difference relative to the variation in your sample data.

T Test

A statistical hypothesis test used to determine if there is a significant difference between the means of two variables.

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