Thur 12th Jan - Mean, mode and Median from Histograms

LEARNING OBJECTIVE: To understand how to generate a Frequency table from a Histogram and use that to find mean, median and mode.

SUCCESS CRITERIA: You will be able to find mean, Median and Mode from a Histogram

STARTER: Can you work out the following values:

1. Half way between 14 and 17
   
2. 1/3 third of the way between 15 and 18
   
3. 2/3 of the way between 15 and 18
   
4. 1/6 of the way between 14 and 17
   
5. 2/5 of the way between 12 and 20
   
6. 3/5 of the way between 20 and 50
   
7. 2/7 of the way between 10 and 30
   
8. 3/8 of the way between 30 and 50
   
9. 13/45 of the way between 50 and 70
   
10. 17/60 of the way between 40 and 80
    

LESSON: Use question 5(b) on page 20 to work through a full problem.

Students then to have a go at question 5c ,6 7, ....

PLENARY: Checking answers from back of book, look at an Exam pro question on IWB