These Year 12 statistical sampling and data multiple choice questions check your understanding of statistical sampling and data with 10 questions for pupils aged 16-17. Each question has four answers, and the right one is explained as soon as you choose.
Year 12 statistical sampling and data multiple choice questions: the 10 questions
A sample in which every member has an equal chance of selection is
A stratified sample of 30 from 600 students, 200 of them in Year 12, has how many Year 12 students?
Frequency density equals
The IQR is
The variance is the square of the
Extrapolation means predicting
If \(y=\dfrac{x-10}2\) then the mean of \(x\) is
An outlier is usually more than how many IQRs beyond a quartile?
Which sampling method is not random?
Correlation shows
How to use these Year 12 statistical sampling and data multiple choice questions
First, read each question carefully before you look at the four answers. Then work the answer out on paper, so that you do not simply guess. After that, read the explanation, even when you are right. If you score less than 7 out of 10, go back to the statistical sampling and data lesson.
Finally, practise more with the statistical sampling and data worksheet and the quiz. Moreover, all the pages of this chapter work together, so you can move between them at any time. For example, many pupils read the lesson on Monday, practise on Wednesday and test themselves on Friday.


















