CensusAtSchool » Variability

Masterpiece 3

Joanne Woodward — Mon, 16 Jun 2008 00:47:18 +0000

Leonardo da Vinci (1452-1519) was a scientist and an artist. He thought that the span of someone’s arms was equal to their height. Why do you think he was interested in working out body proportions?

Do you think Leonardo’s theories still work today?

Was Leonardo’s theory that a person’s height is equal to their arm span true for New Zealand students in 2007?

Masterpiece 2

Joanne Woodward — Mon, 16 Jun 2008 00:02:01 +0000

Do you think Leonardo’s theories still work today?

Was Leonardo’s theory that a person’s height is equal to their arm span true for New Zealand students in 2007?

Tell it like it is!

Joanne Woodward — Fri, 13 Jun 2008 01:03:44 +0000

One of the most important aspects of statistics is writing your conclusion. It can be compared to reading the last chapter in a book or writing your final paragraph in an essay.

What we can conclude from some data we are given?

A Tall Tale

Joanne Woodward — Fri, 13 Jun 2008 00:44:05 +0000

What would a graph of the heights of Year 10 NZ girls look like?
What stories do sampling distributions tell?

8 Glasses per Day?

Joanne Woodward — Thu, 12 Jun 2008 04:14:30 +0000

Do you drink 8 glasses of water per day? This is the recommended number of glasses of water we should drink each day.

Do New Zealand students drink water regularly? Can you predict what a graph of a sample of students will look like?

This activity uses a question from the 2005 database, to view this data in data viewer you must select from the Census at School 2005 population.

Bear Hugs 2

Joanne Woodward — Thu, 12 Jun 2008 02:22:32 +0000

Do our arms get longer as we get older?

In this activity you will explore whether the length of your arm span is related to how old you are.