Box Plots

Front

What is a box plot?

Back

A box plot is a graphical representation of a dataset that displays the minimum, first quartile (Q1), median, third quartile (Q3), and maximum values.

Front

What does the IQR (Interquartile Range) represent?

Back

The IQR represents the range of the middle 50% of the data, calculated as Q3 - Q1.

Front

How do you find the median in a dataset?

Back

To find the median, arrange the data in ascending order and locate the middle value. If there is an even number of values, average the two middle values.

Front

What is the minimum value in a dataset?

Back

The minimum value is the smallest number in the dataset.

Front

What is the maximum value in a dataset?

Back

The maximum value is the largest number in the dataset.

Front

What does a box plot show about the distribution of data?

Back

A box plot shows the central tendency, variability, and skewness of the data distribution.

Front

What is the range of a dataset?

Back

The range is the difference between the maximum and minimum values in the dataset.

Front

How do you calculate the IQR?

Back

IQR = Q3 - Q1, where Q3 is the third quartile and Q1 is the first quartile.

Front

What does the term 'quartile' mean?

Back

A quartile is a type of quantile that divides a dataset into four equal parts.

Front

What is the first quartile (Q1)?

Back

Q1 is the median of the lower half of the dataset, representing the 25th percentile.