CBA 3 Flashcardziz

Front

What does mode refer to for a data set?

Back

The number that occurs most frequently.

Front

What is the IQR (Interquartile Range)?

Back

The difference between the first quartile (Q1) and the third quartile (Q3) in a data set.

Front

What is the range of a data set?

Back

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

Front

What is another word for mean?

Back

The average.

Front

How do you calculate the mean of a data set?

Back

Add all the numbers together and divide by the total count of numbers.

Front

What is a bar graph used for?

Back

To represent categorical data with rectangular bars.

Front

What does a percentage bar represent?

Back

It shows the proportion of different categories as parts of a whole.

Front

What is the median of a data set?

Back

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

Front

How do you find the median in an even set of numbers?

Back

Average the two middle numbers.

Front

What is a data set?

Back

A collection of related data points.