Mathematics A, Further H235: Correlation Topical Past Paper Questions
OCR AS Mathematics A, Further (H235) past-paper questions on Correlation, free. This topic is frequently examined across 4 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
In a fashion competition, two judges gave marks to a large number of contestants. The value of Spearman's rank correlation coefficient, $ r_{s} $, between the marks given to 7 randomly chosen contestants is $ \frac{27}{28} $. (a) An excerpt from the table of critical values of $r…
A psychologist investigates the relationship between ‘openness’ and ‘creativity’ in adults. Each member of a random sample of 15 adults is given two tests, one on openness and one on creativity. Each test has a maximum score of 75. The results are given in the table. $$ n=15\quad…
A shopper estimates the cost, £X per item, of each of 12 items in a supermarket. The shopper's estimates are compared with the actual cost, £Y per item, of each item. The results are summarised as follows. $$ \begin{array}{ll} n=12 & \quad \sum x=399 \quad \sum y=623.88 \\ \sum x…
Sign in required
Full Correlation question set, mark schemes and AI worksheets
Log in for the full topic-segregated question set, mark schemes, and AI worksheets built from every Mathematics A, Further past paper. New accounts start with … free credits.
Explore all Mathematics A, Further topics
All Mathematics A, Further topics