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| [title] Understanding a T-test | |
| [* black] Performing a Sample T-test on SPSS | |
| [* black] ***Statistical Package for the Social Sciences (SPSS)***: a software system used in analysis of data. | |
| [* black] ***Sample T-tes***t: Examines the evidence that the dependent variable is influenced in a meaningful way by the independent variable; if it is, then it is statistically significant | |
| [* black] ***When to use it***: You would use a sample t-test when you want to know whether a sample comes from a particular population, but the full population information is not available to us. | |
| [* black] ***Sample***: part of a population that is a reasonable size to be analyzed i (i.e. a set of 1,000 people given a survey out of a population of 200,000). | |
| [* black] ***Population***: the overall group of people that a sample is taken from; it can’t be represented directly, but instead is represented indirectly through analysis of a sample. | |
| + | [* black] ***Variables***: an element, feature, or factor that is liable to vary or change. ***Dependant Variable***: The variable that is measured and affected by the independent variable ***Independent Variable***: This variable varies from each statistical test and influences the dependent variable. |