NZ Level 5
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Data involving Time

Interactive practice questions

The following graph shows the number of US dollars that one Australian dollar could buy over a 5 year period.

Source: XE.com

Describe the trend of the data:

Increasing

A

Decreasing

B

Increasing

A

Decreasing

B
Easy
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The graph shows energy usage in two countries over several years. Determine whether each of the following statements are true or false.

The graph shows energy usage in two countries over several years. Determine whether each of the following statements are true or false.

Examine the following graph:

Outcomes

S5-1

Plan and conduct surveys and experiments using the statistical enquiry cycle:– determining appropriate variables and measures;– considering sources of variation;– gathering and cleaning data;– using multiple displays, and re-categorising data to find patterns, variations, relationships, and trends in multivariate data sets;– comparing sample distributions visually, using measures of centre, spread, and proportion;– presenting a report of findings

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