In these worksheets, students will learn to find the mean (average) of a data set.

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The meaning of the word "average" in math is the arithmetic mean, which is the figure that is obtained by dividing the sum total of a given set of values by the number of values. Average, mean, or the mean numbers are the names of the same thing. The average is the most common mathematical application that is used in every field and industry. It is very easy to calculate the average of a data set. All you have to do is, add all the numbers together and divide by the total number of values. Mathematically, it is given by; Average= Σ (fx)) / Σ(f) Here, f is the frequency of a specific value, x is the value. You have to add all the values together and then divide by the total number of values in the data set.

In these worksheets, your students will learn how to find the mean in a given data set. In the first lesson, a number line is presented as a visual aid, and will help students to visualize the data sets provided later. Problems range from short, to medium, to long data sets. This set of worksheets contains lessons, step-by-step solutions to sample problems, both simple and more complex problems. It also includes ample worksheets for students to practice independently. When finished with this set of worksheets, students will be able find the mean of a set of numbers. These worksheets explain how to find the average (mean) of a data set. Sample problems are solved and practice problems are provided.



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Finding the Average (Mean) Worksheets

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Finding an Average Lesson and Practice

This worksheet explains how to solve this problem (from top to bottom): Janna's test scores were 120, 150, 130 and 100. Find her average score?

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Practice

We take a deep dive into word problems like this: Patty drove a bus 396 km in 3 hours. How many kilometers did he drive in one hour?

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Worksheet

You will get some work with exercises like this: Lisa saw 46 birds on Monday. On Tuesday and Wednesday, she saw 47 birds each day. On Thursday, she saw 44 birds. How many birds did Lisa see, on the average? Example 2: Ray got 80 percent in his first test. On his second test he earned 90 percent. On his third and fourth test he got 85 percent in each. What was Ray’s average test score?

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Practice

Students will practice solving problems like this: Emily got 66 percent in his first test. On her second test she earned 62 percent. On her third and fourth test she got 64 percent in each. What was Emily's average test score?

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Drill

A series of eight exercises like this: On Monday and Tuesday, Linda ate 12 chocolates each day. On Wednesday and Thursday, she ate 11 chocolates each day. On Friday, she ate 4 chocolates. How many chocolates did she eat, on the average day?

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Warm Up

This sheet is really helpful for teachers. It can help you either review or introduce this topic.

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Average (Mean) Lesson

This worksheet explains how to find the solution to this problem: Five people have these numbers of chocolates: 15, 17, 13, 11, and 12. Find how many chocolates, on the average, everyone has?

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Lesson and Practice

Students will review how to find the mean in a data set. Example: Calculate the mean of the data sets to the nearest tenth. 5, 2.6, 6, 4.8, 1.7, 3, 8.2, 9. A sample problem is solved and two practice problems are provided.

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Worksheet

Students will calculate the average (mean) of the ten streams of data sets.

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Practice

Students will practice solving problems by finding the mean of a series of data.

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Drill

You will solve word problems like: The height of five basketball players is 210 cm, 220 cm, 204 cm, 195 cm and 191 cm. What is their average height?

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Warm Up

Students will warm up with this skill in a variety of different ways. Three problems are provided.

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