AB - Analyzing Box and Whisker Plots

Front

What is a Box and Whisker Plot?

Back

A Box and Whisker Plot is a graphical representation of a data set that shows its minimum, first quartile (Q1), median, third quartile (Q3), and maximum.

Front

What does Q1 represent in a Box and Whisker Plot?

Back

Q1, or the first quartile, represents the median of the lower half of the data set.

Front

What does Q3 represent in a Box and Whisker Plot?

Back

Q3, or the third quartile, represents the median of the upper half of the data set.

Front

How do you find the median in a Box and Whisker Plot?

Back

The median is the middle value of the data set when it is ordered from least to greatest.

Front

What is the purpose of the interquartile range (IQR)?

Back

The IQR measures the spread of the middle 50% of the data, indicating how much the data varies.

Front

How is the interquartile range (IQR) calculated?

Back

IQR is calculated by subtracting Q1 from Q3 (IQR = Q3 - Q1).

Front

What is the maximum value in a data set?

Back

The maximum value is the largest number in the data set.

Front

What is the minimum value in a data set?

Back

The minimum value is the smallest number in the data set.

Front

What does a Box and Whisker Plot show about data distribution?

Back

It shows the spread, center, and range of the data, as well as any potential outliers.

Front

What is an outlier in a data set?

Back

An outlier is a data point that is significantly higher or lower than the other values in the data set.