IB skill practice

Interpret chemistry data tables and graphs

Paper 1, Paper 2 5 marks Difficulty 4

Interpret correlation strength

A chemistry graph in a organic synthesis class has correlation coefficient \(r=0.98\). Classify the linear relationship as weak, moderate, or strong. Use the visual evidence before giving the chemistry or investigation judgement. Enter the answer and choose the interpretation that matches the chemistry.

Worked practice: chemistry evidence and answer

Use the chemical evidence first, then enter the result and interpretation that match it.