Skip to content

Course home

2.2 Data Presentation and Interpretation

2.2 Data Presentation and Interpretation

EasyMediumHard
1234567891011121314151617181920212223242526272829303132333435363738
Question 6

For Local Authorities in the OCR large data set, a student plots the 2001 percentage working mainly at or from home against the corresponding 2011 percentage.

a.

Explain why a scatter diagram is suitable.

[1]
b.

State what each point represents.

[1]
c.

State why percentages are preferable to counts for this comparison.

[1]
Markscheme

2.2 Data Presentation and Interpretation Questions

  1. A Level
  2. /Maths
  3. /2.2 Data Presentation and Interpretation

121 exam-style questions on OCR A Level Maths 2.2 Data Presentation and Interpretation, covering 2.2.1 Tables and diagrams for single variable data, 2.2.2 Area in a histogram, 2.2.3 Scatter diagrams and regression lines, 2.2.4 Informal interpretation of correlation, 2.2.5 Correlation and causation, 2.2.6 Measures of average and spread, 2.2.7 Calculations of mean and standard deviation, 2.2.8 Outliers, 2.2.9 Selecting or critiquing data presentation, and 2.2.10 Cleaning data. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank