# Introduction to mean, median, mode, and range

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##### Intros

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##### Examples

###### Lessons

**Range of a data set**

Circle the biggest number, underline the smallest number, and calculate the range.**Median of a data set**

Find the median for the list of numbers- Hint: the numbers must be in order from least to greatest

**Mean (average) of a data set**

Find the mean (average) of the numbers. Show your work.**Understanding the mean (average): word problem**

The table below shows the quiz grades of five students.- What was the average grade for the science quiz?
- What was the average grade for the math quiz?
- On which quiz did the students do better on overall?

- The teacher says that Student #3 did better on the Math quiz than on the Science quiz. Why is this true even though they have the same mark in both subjects?
- For the students' English quiz, the five classmates had an average grade of 6. Find two possible sets of grades that would give an average grade of 6.

**Finding the mean, median, mode and range for a bar graph**