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Prob & Stats Vocab_8

Vocabulary from Probability and Statistics

Scatter Plot a graph that shows the relationship between two variables in a data set
Bivariate Data involves two variables
Outlier a value that is much greater or lesser than most of the other values in the data set
Cluster a set of closely grouped data
Linear association when the data points appear to cluster around a line
Nonlinear association when the data points do not cluster around a line
Negative association if both data sets decrease together; when the line around a scatter plot has a negative slope
Positive association if both data sets increase together; when the line through a scatter plot has a positive slope
Line of best fit a straight line that shows the linear relationship between points of a scatter plot
y-intercept the value of y when x equals zero
slope the ratio of the change in y-coordinates as compared to the change in x-coordinates
bivariate data involves two variables
two-way frequency table a two-way table that shows the frequency, or count, of each category
relative frequency the ratio of the number of times an event occurs to the total number of events
Created by: GriffinMPA