20 June, S3 - 7/F*

Book Review

Exercise 1
Write five questions to find out what foods and drinks people like eating for different meals during a normal week.

Exercise 2
In your own works and with examples explain how to find:
Mode Average
Median Average
Mean Average
The Range


Lesson
Title: Averages - Mode, Median, Mean

Learning Objectives

Level 3

To be able to calculate the mode and median of a list of data.

How do we find the median of 10 numbers?

Level 4

To be able to calculate the mean and range of a set of data.

How do you find the mean of a set of data?

Level 5

To be able to use measures of averages to investigate problems.

Why is the best average to use? What does the average tell us about the numbers?

Level 6

To be able to demonstrate the method for finding the mean from a frequency table of discrete data.

What are the advantages of finding the mean from a table?

Level 7

To be able to demonstrate the method for finding an estimate of the mean from a grouped frequency table of continuous data  

Why can we not find the exact answer?

Resources

Activity 1 - Mode Average

Help - BBC Bitesize 

Test understanding: 

- Ten Ticks - 5, 6, page 3 (top of page)

Activity 2 - Median Average

Help - BBC Bitesize

Test understanding: 

- Ten Ticks - 5, 6, page 3 (middle of page)

Activity 3 - The Range

Help - BBC Bitesize 

Test understanding: 
- Ten Ticks - 5, 6, page 4 (bottom of page)

Activity 4 - Solving Problems

Test understanding: 

- Stick on Maths - HD 5 - Using Mode and Range

Activity 5 - Mean Average

Help - BBC Bitesize or CIMT - Mean, Median, Mode and Range
Test understanding: 
- Ten Ticks - 5, 6, page 3 (bottom of page)
- Stick on Maths - HD 4 - Mean, Mode, Median, Range

Activity 6 - Averages from tables
Help - BBC Bitesize
Test Understanding:

- Ten Ticks - 5, 6, page 4 
- CIMT - Averages

Activity 7 - Estimating Averages from Frequency Table
Help - BBC Bitesize
Test understanding: 
- Ten Ticks - 7-8, 6, page 33-34

Homework