logo

Exam-style practice

Transformations of data sets practice questions

Practise mixed syllabus-aligned questions for Transformations of data sets. Aligned to Cambridge IGCSE Statistics.

Practice questions

Question 1 of 12

Choose an answer, get feedback, then move sideways through the set.

Paper 1 structured question: Transformations of data sets

Paper 1Statistical Techniques4 marks

Description

Dataset Transformation

Consider the dataset: 2, 4, 6, 8, 10.

  1. a

    Calculate the mean of the dataset after adding 3 to each number.

    Aim for approximately 2 distinct marking points.

    [2]
  2. b

    Calculate the standard deviation of the dataset after adding 3 to each number.

    Aim for approximately 2 distinct marking points.

    [2]