NZ Level 6 (NZC) Level 1 (NCEA)
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Sampling Techniques

Interactive practice questions

State whether the following is an instance of a sample or a census:

a

A random selection of some people at a mall.

Sample

A

Census

B

Sample

A

Census

B
b

A stock take of all the goods in store.

Sample

A

Census

B

Sample

A

Census

B
c

A crash test of new cars just manufactured by a factory.

Sample

A

Census

B

Sample

A

Census

B
d

Asking all the teachers at your school whether they approve of a new class timetable.

Sample

A

Census

B

Sample

A

Census

B
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State whether a sample or a census would be more suitable for determining:

State whether the following is an instance of a sample or a census:

State whether a sample or a census would be more suitable for determining:

Outcomes

S6-1

Plan and conduct investigations using the statistical enquiry cycle: A justifying the variables and measures used B managing sources of variation, including through the use of random sampling C identifying and communicating features in context (trends, relationships between variables, and differences within and between distributions), using multiple displays D making informal inferences about populations from sample data E justifying findings, using displays and measures.

91035

Investigate a given multivariate data set using the statistical enquiry cycle

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