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Data Analysis Vocab

Statistical Question One that produces answers that vary from person to person.
Variability Refers to how many different answers there are to a statistical question.
Distribution The collection of all the values for the possible answers to a statistical question.
Categorical Variable Can be summarized to show how often each category occurs.
Numerical Variable Occur when the data collected results in numbers.
Bar Chart Is used to graph categorical data.
Mode Is the value in the data that occurs most often
Dot Plot (Also called a line plot) are used to graph numerical data be sure to include a scale on the dot plot.
Stem Plot (Also called an stem and leave plot) displayed data that is organized by place value.
Uniform Plot Values of the variables occur approximately the same number of times.
Skewed Plot A shape is skewed when one side of the shape is longer than the other side.
Created by: ashley6m