What Makes the North Star,Polaris,special

question 91

Multiple Choice

What makes the North Star,Polaris,special?

• A)It is the brightest star in the sky.
• B)It is the star straight overhead.
• C)It appears very near the north celestial pole.
• D)It is the star directly on your northern horizon.
• E)It can be used to determine your longitude on Earth.

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Definitions:

Variability

The extent to which data points in a statistical distribution or data set diverge from the average or mean.

Criterion Variables

Outcome variables that are used to assess the effects of manipulations or treatments in an experiment.

Predictor Variables

Predictor variables are the independent variables in a study that are used to predict the outcome of the dependent variable(s).

Scatterplot

Graphic representation of each individual's scores on two variables. The score on the first variable is found on the horizontal axis and score on the second variable is found on the vertical axis.