Sampling Bias IELTS Reading: Answers & Explanation

In the digital age, online or phone surveys are often seen as powerful tools for gathering public opinion. However, a large dataset doesn’t necessarily guarantee accurate results. The reading passage Sampling Bias takes us on a journey to explore the hidden pitfalls of statistical data collection – from the “caveman effect” in archaeology to systematic biases in social research sampling.

For IELTS candidates, this is a typical reading passage on the topic of statistics & sociology. It features a rich academic vocabulary related to research methodology, along with True/False/Not Given questions that are often tricky. To help you prepare most effectively, ECE Language Center has translated the passage, compiled key vocabulary, and provided a detailed analysis of each answer in the article below.

Reading Passage

Sampling Bias

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