Mean, Median, Mode

Front

What is the mean?

Back

The average of a set of numbers.

Front

What is the median?

Back

The middle number in a sorted list of numbers.

Front

How do you find the median of an odd set of numbers?

Back

Sort the numbers and select the middle one.

Front

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

Back

Sort the numbers and average the two middle numbers.

Front

What is the mode?

Back

The number that appears most frequently in a data set.

Front

If a data set has no repeating numbers, what is the mode?

Back

There is no mode.

Front

Calculate the mean of the following numbers: 10, 20, 30, 40, 50.

Back

The mean is 30.

Front

Calculate the median of the following numbers: 1, 3, 3, 6, 7, 8, 9.

Back

The median is 6.

Front

Calculate the mode of the following numbers: 2, 4, 4, 6, 7, 7, 7, 8.

Back

The mode is 7.

Front

What is the relationship between mean, median, and mode in a normal distribution?

Back

In a normal distribution, mean = median = mode.