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New Zealand
Level 8 - NCEA Level 3

Reading and Interpreting Time Series Graphs

Interactive practice questions

The graph shows the change in Australian stock prices (in red) and US stock prices (in blue) over several years.

Source: treasury.gov.au

a

What can you say about the trend of the US and Australian stock prices from October 2002 to October 2006?

Both increasing

A

Both decreasing

B

Both increasing

A

Both decreasing

B
b

During October of which year do we start to see the trend change direction?

October $\editable{}$

c

What evidence on the graph indicates the Global Financial Crisis occurred?

Many outliers after October 2007

A

An irregular fluctuation after October 2007

B

More seasons per cycle after October 2008

C

Many outliers after October 2007

A

An irregular fluctuation after October 2007

B

More seasons per cycle after October 2008

C
d

Which country’s stock prices fared better after the Global Financial Crisis?

Australia

A

United States of America

B

Australia

A

United States of America

B
Easy
Approx 2 minutes
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Examine the following graph:

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

Consider the following Time Series graph.

Outcomes

S8-1

Carry out investigations of phenomena, using the statistical enquiry cycle: A conducting experiments using experimental design principles, conducting surveys, and using existing data sets B finding, using, and assessing appropriate models (including linear regression for bivariate data and additive models for time-series data), seeking explanations, and making predictions C using informed contextual knowledge, exploratory data analysis, and statistical inference D communicating findings and evaluating all stages of the cycle.

91580

Investigate time series data

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