Year 9 Statistics

Week beginning 15th June

This week's video seminar

Scroll down for this week's tasks.

Learning intentions

  • Describe what is meant by a random sample and understand how to randomly sample to avoid bias

  • Describe and understand the differences between other types of sampling

Total study time this week: 1.5 hours

Office hours

If you have any questions or need support, please join our drop-in Q&A session on Google Meet at the time shown below.

  • Teacher: Mr P Crawford

  • Office hours: Thursday 11am - 12pm (click to join)

You can also email Mr Crawford at any time.

Tasks to be submitted by 4pm on Friday.

Activity 1 - Random Sampling

Step 1: Make notes from THIS video. Copy and complete all questions and solutions. [20 mins]

Step 2: Use your knowledge from the above video to answer the questions from THIS document. It may be easier for you to print this if you are able to. [30 mins]

Step 3: Mark your work in a different coloured pen using THIS document. [5 mins]

Step 4: Send your work to Mr Crawford.

Activity 2 - Other Types of Sampling

Step 1: Make notes from THIS resource on judgement sampling, opportunity (this is the same as convenience) sampling, cluster sampling, systematic sampling and quota sampling. Make your notes clear and try and include examples where possible. [30 mins]

Step 2: Send your work to Mr Crawford.

Tasks from previous weeks

Attribution: The practice questions on this page are taken from Corbett Maths.