Driving Question: What are we trying to show and what methods can we use to do this?
Target Question: When can we find the exact answer and when can we only find an estimate?
Success Criteria
Beginning
To be able to use measures of averages to investigate problems.
Developing
To be able to demonstrate the method for finding the mean from a frequency table of discrete data.
Mastering
To be able to demonstrate the method for finding an estimate of the mean from a grouped frequency table of continuous data.
Resources
D2
Read through the notes at the start of this worksheet and then complete the questions.
Calculating Averages from Frequency Tables (print 1)
Mastering
M1
Further questions can be found here.
Averages from Tables (from Ten Ticks 7-8, 6, page 33-34)*
M3 (confirm)
Test your understanding by completing 1 or 2 exam questions (example answers at the end).
Calculate averages for grouped data (print 1)
Homework
1) Watch this video - Scatter Graphs
2) Answer questions 1 (only) on square paper - Lines of Best Fit
3) Upload your work to Showbie
Success Criteria
Beginning
To be able to use measures of averages to investigate problems.
Developing
To be able to demonstrate the method for finding the mean from a frequency table of discrete data.
Mastering
To be able to demonstrate the method for finding an estimate of the mean from a grouped frequency table of continuous data.
Resources
Beginning
B1
Read through the notes at the start of this worksheet and then complete the questions.
Developing
D1
Complete this online worksheets after reading the notes.
CIMT - Averages from Tables
B1
Read through the notes at the start of this worksheet and then complete the questions.
B2 (confirm)
Test your understanding by completing 1 or 2 exam questions (example answers at the end).
Calculating Averages of Small Data Sets (print 1)
B3 +
What can you say about the means of the following two sets of numbers?
B: They have different means
C: It depends on whether you count the zero
B3 +
What can you say about the means of the following two sets of numbers?
- Set 1 - 12 14 17 21
- Set 2 - 12 14 17 21 0
B: They have different means
C: It depends on whether you count the zero
D1
Complete this online worksheets after reading the notes.
CIMT - Averages from Tables
D2
Read through the notes at the start of this worksheet and then complete the questions.
D3 (confirm)
Test your understanding by completing 1 or 2 exam questions (example answers at the end).
Mastering
M1
Further questions can be found here.
M2
Read through the notes at the start of this worksheet and then complete the questions.
M3 (confirm)
Test your understanding by completing 1 or 2 exam questions (example answers at the end).
Calculate averages for grouped data (print 1)
Homework
1) Watch this video - Scatter Graphs
2) Answer questions 1 (only) on square paper - Lines of Best Fit
3) Upload your work to Showbie