Population, sample, and census
Population, sample, and census
Sampling means collecting data from a smaller group so that we can learn about a larger group. The larger group is the population, and the smaller selected group is the sample.
Step-by-step lessons on Edexcel AS Level Maths 1.2 Sampling. Each one builds up to exam-style questions. Build fluency in the core algebra, surds and trigonometry topics early, since they underpin the calculus, statistics and mechanics content that follows.