The number that occurs most often in a set of data
Back
Q1
Front
the lower quartile
Back
Median
Front
The middle number in a set of numbers that are listed in order
Back
IQR
Front
Q3-Q1
Back
Bivariate Data
Front
Data involves two variables. For Example: Is there a relationship between the number of skateboards a freshman owns and his/her final test score in Algebra 1?
Back
standard deviation
Front
Shows how much variation (dispersion, spread, scatter) from the mean exists. It represents a "typical" deviation from the mean.
Back
outlier
Front
A value much greater or much less than the others in a data set
Back
two-way frequency table
Front
A way to organize and compare two sets of data
Back
Standard Deviation Formula of a Sample Size
Front
Back
Standard Deviation Formula for a entire Population
Front
Back
Univariate Data
Front
Data is only one variable. For example: How many students in the freshman class own a skateboard?
Back
Range
Front
Distance between highest and lowest scores in a set of data.
Back
quantitative
Front
Data that is numbers based. For example, height, weight, area, volume, etc.
Back
Q3
Front
the upper quartile
Back
Mean
Front
Average
(Add all the scores and divide by the number of scores)
Back
skewed right
Front
there are higher outliers pulling the data to the right
Back
Variance
Front
Measures how far a set of data is spread out. A variance of zero indicates that all of the data values are identical. All non-zero variances are positive.
Back
box plot
Front
A graphical summary of data based on a five-number summary
Back
line plot
Front
A method of visually displaying a distribution of data values where each data value is shown as a dot or mark above a number line. Also known as a dot plot.
Back
histogram
Front
A graph of vertical bars representing the frequency distribution of a set of data.
Back
skewed left
Front
there are lower outliers pulling the data to the left
Back
qualitative
Front
Data in the form of words. For example, eye color, smells, texture, models, taste, etc.