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Vertical stretching or flattening of the frequency distribution
Mean, Median, and Mode are measures of what
Frequency distribution where sample are obtained from actual data
Real Frequency Distribution
A horizontal stretching of a frequency distribution to one side or the other.
The fundamental measure of dispersion in statistics that are based on the normal distribution
Type of variable that can be characterized in terms of three or more qualitative values that have a clearly implied direction from better to worse
Type of error that can distort data systematically in one direction and can introduce bias
What is the distance between the lowest and highest observations of the variable?
Dichotomous, nominal and often ordinal variables are referred to as _______ variables
This type of error makes some readings too high and others too low
Risks and proportions can be analyzed using statistical method for continuous variables
_________ are variables created by the ratio of counts in the numerator to counts in the denominator
Risks and Proportions
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