The last statistical technique of the year! You'll have actually been familiar with linear regression for several years, but under it's simpler name as the Line of Best Fit. In this lesson, we look at how the line is calculated (using formula you will be familiar with from maths) before applying it to the Pearson's Product activity you did earlier in the year.
With that, you've now covered all of the map, diagram, graphical, descriptive and inferential statistical techniques in the AH course. It might be a good idea to revisit the AH Techniques Suitability & Evaluations slides and check there's nothing you've missed or forgotten about.
Last critical analysis to work on, for Source 3. Revisit the original guidance for this (Week 25) as a reminder of what the SQA are looking for in terms of marks.
Spearman's Rank 2025 - 8 marks - 24 mins
Land Use Mapping 2022 - 10 marks - 30 mins