Determine whether each of the following statements are true or false.
There was more ice in 2007 than there was in 2005.
From the data it seems that as time passes there is less and less areas of ocean with at least $15%$15% sea ice.
The Arctic sea ice extent is always greater at the end of any given year than in the middle of the year.
It is coldest in the Arctic in September.
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