Mean median mode range

Front

What is the median?

Back

The median is the middle number in a sorted list of numbers. If there is an even number of values, the median is the average of the two middle numbers.

Front

How do you find the median of a data set?

Back

1. Arrange the numbers in ascending order. 2. If the number of values is odd, the median is the middle number. If even, it is the average of the two middle numbers.

Front

What is the mode?

Back

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

Front

Can a data set have more than one mode?

Back

Yes, a data set can have multiple modes if two or more numbers appear with the same highest frequency.

Front

What is the range of a data set?

Back

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

Front

Find the median of these numbers: 4, 2, 7, 4, 3.

Back

4

Front

Find the median of this data set: 7, 9, 7, 8, 3, 2, 3, 9, 6.

Back

7

Front

What is the formula for calculating the mean?

Back

Mean = (Sum of all values) / (Number of values).

Front

If the data set is: 36, 42, 28, 52, 48, 36, 31, what is the median?

Back

36

Front

What does it mean if a data set has no mode?

Back

It means that no number appears more than once in the data set.