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2.5.10 Correlation as closeness to a straight line (A-level only)

Which axis usually shows the explanatory variable?

A

The horizontal axis.

B

Spearman's rank correlation coefficient is commonly written rs\boxed{r_s}rs​​.

C

The association may result from a third variable, coincidence or bias.

D

Correlation direction depends on the pattern's slope, not whether values are negative.

2.5.10 Correlation as closeness to a straight line (A-level only) Flashcards

  1. A Level
  2. /Maths
  3. /2.5.10 Correlation as closeness to a straight line (A-level only)

Flashcards for OCR (MEI) A Level Maths 2.5.10 Correlation as closeness to a straight line (A-level only), covering the key formulae, methods and definitions you need to recall for Component 01, Component 02 and Component 03. 20 cards, matched to the OCR (MEI) A Level Maths (H640) specification. Recall questions account for roughly 50% of marks at A Level Maths, so these target the marks you can secure before the paper starts.