5.14 Box & Whisker plot review

Front

What is a Box & Whisker plot?

Back

A Box & Whisker plot is a graphical representation of a data set that shows its minimum, lower quartile (Q1), median, upper quartile (Q3), and maximum values.

Front

What does the lower quartile (Q1) represent?

Back

The lower quartile (Q1) is the value that separates the lowest 25% of the data from the rest.

Front

How do you find the median in a data set?

Back

To find the median, arrange the data in order from least to greatest and identify the middle value.

Front

What is the interquartile range (IQR)?

Back

The interquartile range (IQR) is the difference between the upper quartile (Q3) and the lower quartile (Q1). It measures the spread of the middle 50% of the data.

Front

What is the formula to calculate the interquartile range?

Back

IQR = Q3 - Q1.

Front

What does the maximum value in a Box & Whisker plot represent?

Back

The maximum value represents the highest data point in the set.

Front

What does the minimum value in a Box & Whisker plot represent?

Back

The minimum value represents the lowest data point in the set.

Front

How do you determine the upper quartile (Q3)?

Back

The upper quartile (Q3) is the value that separates the highest 25% of the data from the rest.

Front

What is the significance of the median in a data set?

Back

The median is the middle value that divides the data set into two equal halves.

Front

What is the purpose of a Box & Whisker plot?

Back

A Box & Whisker plot is used to visually summarize the distribution of a data set and identify its central tendency and variability.