Mode, Median, Mean, Range, and Outliers

Front

What is the median?

Back

The middle value when arranged in ascending order.

Front

How do you find the median in a set with an even number of values?

Back

Order the values in ascending order then add the 2 middle values and divide by 2.

Front

What is the mode of a data set?

Back

The value that appears most frequently in a data set.

Front

What is a Measure of Central Tendency?

Back

A value that represents the centre of a set of data.

Front

How do you calculate the mean of a data set?

Back

Add all the values together and divide by the number of values.

Front

What is the range of a data set?

Back

The positive difference between the largest and smallest values in a data set.

Front

What is an outlier?

Back

A value that is significantly higher or lower than the other values in a data set.

Front

If the data set is {2, 3, 5, 7, 11}, what is the median?

Back

5

Front

If the data set is {1, 2, 3, 4, 5, 6}, what is the median?

Back

(3 + 4) / 2 = 3.5

Front

In the data set {4, 4, 5, 5, 5, 6, 7}, what is the mode?

Back

5