Year 1 Statistics- Chapter 1: Data Collection

1. The ... is the average of the class boundaries (8)
2. In ... sampling, the population is divided into mutually exclusive strata (e.g. males and females) and a random sample is taken from each (10)
4. Often sampling units of a population are individually named or numbered to form a list called a ... (8, 5)
10. A ... observes or measures every member of a population (6)

2. In ... sampling, the required elements are chosen at regular intervals from an ordered list (10)
3. Class ... tell you the maximum and minimum values that belong in each class (10)
5. A variable that can take only specific values in a given range is a ... variable (8)
7. A ... is a selection of observations taken from a subset of the population which is used to find out the information about the population as a whole (6)
8. A ... sample of size n is one where every sample of size n has an equal chance of being selected (6, 6)
9. In ... sampling, an interviewer or researcher selects a sample that reflects the characteristics of the whole population (5)

Get Revising