7.8 Mode & Range

Front

What is the definition of 'mode' in a data set?

Back

The mode is the number that appears most frequently in a data set.

Front

How do you find the mode of a data set?

Back

To find the mode, count how many times each number appears. The number with the highest count is the mode.

Front

What is the definition of 'range' in a data set?

Back

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

Front

How do you calculate the range of a data set?

Back

To calculate the range, subtract the smallest number from the largest number.

Front

Given the data set: 18, 4, 12, 2, 13, 18, 2, 2, 10, what is the range?

Back

The range is 16.

Front

Given the data set: 10, 7, 9, 31, what is the range?

Back

The range is 10.

Front

Lizzy had test scores of: 72, 94, 108, 60. What is the range of her test scores?

Back

The range is 48.

Front

In the data set: 12, 5, 9, 18, 22, 25, 5, what is the mode?

Back

The mode is 5.

Front

If the mode score on the 6th grade math test was 94, what does this imply?

Back

More students received a 94 than any other score.

Front

What is an example of a data set with no mode?

Back

A data set like: 1, 2, 3, 4, 5 has no mode because all numbers appear only once.