Describing Data

Front

What is the Range in a data set?

Back

The Range is the difference between the highest and lowest values in a data set.

Front

What does the Median represent in a data set?

Back

The Median is the middle number when all values are arranged in order.

Front

What does it mean if a data set is Skewed Right?

Back

A Skewed Right data set has a longer tail on the right side, indicating that there are a few high values.

Front

What does it mean if a data set is Symmetrical?

Back

A Symmetrical data set has values that are evenly distributed around the center.

Front

What is a Gap in a data display?

Back

A Gap is a break, space, or opening between values where no data occurs.

Front

What is the Interquartile Range (IQR)?

Back

The IQR is the difference between the first quartile (Q1) and the third quartile (Q3), representing the middle 50% of the data.

Front

What is a Mode in a data set?

Back

The Mode is the value that appears most frequently in a data set.

Front

What is a Histogram?

Back

A Histogram is a graphical representation of the distribution of numerical data, showing the frequency of data points in specified ranges.

Front

What is a Box Plot?

Back

A Box Plot is a standardized way of displaying the distribution of data based on a five-number summary: minimum, first quartile (Q1), median, third quartile (Q3), and maximum.

Front

What does it mean if a data set is Skewed Left?

Back

A Skewed Left data set has a longer tail on the left side, indicating that there are a few low values.