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IB Maths AA HL Sl 4 1 Sampling and Data Questions

Practise analysing sampling design for bias and representativeness, then evaluating a population estimate and justifying a method for the target group.

Syllabus
First assessment 2021
Course
Mathematics: analysis and approaches HL
Level
HL

Exam points

  • Analyse sampling design to identify bias and assess representativeness of a sample.
  • Evaluate population estimates and justify a sampling method for the target group.

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Study SL 4.1—Sampling and data conceptsOpen the corresponding Concept lesson for explanations, examples and exam connections.

IB Maths AA HL Sl 4 1 Sampling and Data Questions question 1

[Maximum number: 1]

A supermarket analyses the shopping habits of its customers.
The number of times, X, each customer visits the supermarket in a week is given by the following probability distribution.

Table for Question IB Maths AA HL Sl 4 1 Sampling and Data Questions question 1 — IB Maths AA HL

Identify which one of the following best describes the manager's sampling method. Circle your answer.

Simple random / Systematic / Convenience / Quota / Stratified

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