Examlex
Which of the following is reinforced by the visual symbolism of a message?
Pearson's Product-moment Correlation Coefficient
A measure of the linear correlation between two variables X and Y, providing a value between +1 and -1 inclusive.
Frequency Distribution
A method for illustrating how often scores occur in groups called class intervals.
Frequency Polygon
A graphical representation of a frequency distribution that uses a continuous line to show the number of values that fall within a class interval.
Histogram
A graphical representation of a frequency distribution that uses bars of different heights to show the number of values that fall within each class interval.
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