The graph shows the change in Australian stock prices (in red) and US stock prices (in blue) over several years.
What can you say about the trend of the US and Australian stock prices from October 2002 to October 2006?
During October of which year do we start to see the trend change direction?
What evidence on the graph indicates the Global Financial Crisis occurred?
Which country’s stock prices fared better after the Global Financial Crisis?
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.
Investigate a given multivariate data set using the statistical enquiry cycle