Data Collection Higher

In this lesson, we will learn how to identify poor practice in questionnaires such as bias in poorly written questions, incomplete response boxes, leading questions or a limited sample.

In this lesson, we will learn to recognise different types of sampling and identify the most appropriate method to use for a particular situation.

In this lesson, we will learn to understand and interpret stratified sampling and calculate sample sizes of strata

In this lesson, we will learn to understand and interpret how a population can be estimated using the capture-recapture method.