Year 8 Statistical Investigation NZCM

Which of these sets of data would be suitable to display on a pie chart?

• The temperature of salt water each minute as it is heated

• The proportion of money a family spends on housing, food, clothes, heating and other things

• The three distances jumped by each competitor in the final of the long jump competition

• The countries where students in a multi-cultural performance group were born

• The pre-whale hunting and present day whale populations for different whale species

Complete the calculations for Sleeping.

Mathematical Equivalence

ON

Complete the calculations for Playing sport.

Mathematical Equivalence

ON

Complete the calculations for School and homework.

Mathematical Equivalence

ON

Complete the calculations for watching TV.

Mathematical Equivalence

ON

Complete the calculations for Travel.

Mathematical Equivalence

ON

Complete the calculations for Essentials.

Mathematical Equivalence

ON

Complete the calculations for Other.

Mathematical Equivalence

ON

What activities do you think could Jake do less of to free up some time for his sport?

The owner of a shop that sells mobile phone cases noted the colours of the cases sold in one month.
For what purpose might the shop owner use a pie chart?