179x Filetype PPTX File size 1.29 MB Source: schools.reap.org.nz
What may happen in this session. • Data • Questions and PPDAC • Bootstrap idea • Bootstrap confidence interval • (CLT, normal and CI ) • Contextual information • Census at School resources • Level 2, level 1, Year 9 and 10. What are we learning? • The bootstrap idea and how it is used to make an inference (now called formal inference). • The importance of contextual information for this standard 3.10 • A possible lesson sequence • How to justify √n • Where there are a lot of resources Data • The big idea of this standard is to make a useful inference from a sample about a population. The Population • The only definite thing we know about the population is we never know anything definite about the population! • And there would be no need for statistics • But, if we did, we could check to see if our statistical ways work. Let’s do that! The Vineyard
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