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Lesson 1 slide show. Learn to Scatter it! variables Write down in your book 2 variables for a lion.

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Presentation on theme: "Lesson 1 slide show. Learn to Scatter it! variables Write down in your book 2 variables for a lion."— Presentation transcript:

1 Lesson 1 slide show

2 Learn to Scatter it!

3 variables Write down in your book 2 variables for a lion

4 Real data!

5

6 Graph of the data Your graph should look like this

7 Lesson 2 Slide Show Learn to scatter it even more !!

8 4. Collect your own dataset of 50 students from your year level the CensusAtSchool data sampler. Select students from your region. Use the ‘Are you a masterpiece?’ option in the questions dropdown.

9 Step 1: Check that your excel sheet looks similar to Fig 1. This is an example from the 2005 data, other years will have similar headings.

10 Step 2: delete the columns gender; age; ethnic; Nōtēheaiwi; rightfoot. Right-click column A select delete This is an example from the 2005 data, other years will have different columns to delete.

11 Step 3: Highlight all data and (click and hold) and select chart wizard

12 Step 4: Chart Wizard- Select scatter and then select next

13 Hit next

14 Step 6: Label title and axis; Note- Your first column is always your horizontal axis. –Hit next

15 Step 7: Select either ‘As new sheet’ or ‘As object in’.

16 Step 8: Your graph is finished! Answer question 5 on the worksheet. Before you change anything, write down what you notice about the scatterplot?

17 Step 9 &10: Tidying up. 9. Right click on the legend and select clear. 10. Right click on horizontal axis.

18 Step 11: Select scale. Choose a minimum (what is the minimum height). Choose a maximum (what is the maximum height). Major unit: Change to 10 Minor unit: Change to 5

19 Step 12: Repeat the process with the vertical axis. Select maximum and minimum based on sample. Major unit: Change to 10 Minor unit: Change to 5

20 Step 13: The Graph is now finished. Complete Question 7 on worksheet. You can also change add a trend line and remove outliers when you are experienced.

21

22 End of Lesson 2 slide show

23 Lesson 3 Slide Show

24 Question 8 8. Do you think there is a relationship between the circumference of students’ thumbs and the circumference of students’ wrists? Use the CensusAtSchool data-sampler and a spreadsheet to investigate this relationship and answer the question.

25 http://www.censusatschool.org.nz/2005/sampler/ Select sample size Gender Region Questions about you/Ng ā K ō rero M ō u

26 Select Excel option

27 …and begin

28 CensusAtSchool New Zealand is supported by For more information please visit www.censusatschool.org.nz


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