Chapter 5 Flashcards
1
Q
Boxplot
A
Displays the 5-number summary as a central box with whiskers that extend to the non-outlying data values.
2
Q
5 Number Summary
A
Maximum, minimum, median, upper quartile, lower quartile
3
Q
Upper fence
A
Upper fence= Q3 + 1.5 IQR
4
Q
Lower fence
A
Lower fence= Q1 - 1.5 IQR
5
Q
Far outliers
A
Data values farther than 3 IQRs from the quartiles
6
Q
Re-expression
A
Applying a simple function to make the skewed distribution more symmetric
7
Q
Outlier
A
Any point more that 1.5 IQR from either end of the box in a boxplot
8
Q
Comparing distributions
A
Shape, unusual features, center, spread
9
Q
Timeplot
A
Displays the data that change over time
