Unit 9 Data Collection and Analysis

Lesson 1:
​Mean, Median, Mode, and Range

Goal:

Know the meaning of and how to find the mean, median, mode, and range of a data set.

Essential Question:

What are some different ways to describe a data set?  When would each of these ways be the most useful?

APK:

1. Order the following numbers from least to greatest.
60, 11, 27, 45, 32
2. Without a calculator, divide.
720 ÷ 4 
760 ÷ 10
3. In your IN9, create and Effort/Understanding/Behavior chart, and rate yourself o a scale of 1-4 on what you think you will do today.

Vocabulary:

Use the following link to go to A Maths Dictionary for Kids, and look up the following word(s).  Be sure to write the definition(s) in your IN9.

 mean
median
mode
​range (use range in statistics)

Check-In Video

Learning Resources:

Watch the following videos.  Be sure to take notes in your IN9.

In-Class Worksheet:

With your partner, complete the Reading Strategies and Problem Solving Worksheets.
lesson_1_reading_strategies_and_problem_solving.pdf
File Size: 890 kb
File Type: pdf
Download File

Check-In Video

Reflection/ Summary:

1. In your IN9, answer the following question(s).  
Question(s):
When calculating how a student is doing, how do teachers describe the data to produce a grade for a student?  How do you think grades should be calculated?
2. In your IN9, complete the Effort/ Understanding/ Behavior chart by rating yourself on a scale of 1-4 on how well you think you did in class today.

Homework:

Complete either Level B (Puzzler Optional) or Level C (Challenge Optional).  Write your answers in your IN9.

Level B Homework

lesson_1_homework_b_and_puzzler.pdf
File Size: 892 kb
File Type: pdf
Download File

Level C Homework

lesson_1_homework_c_and_challenge.pdf
File Size: 917 kb
File Type: pdf
Download File

Math Humor:

I have been trying to think up some really good jokes about mean, median, and mode. Unfortunately they were all about average.