Primary and Secondary Data

I survey the members of my family to find out what their favourite TV shows are.

I go to the internet to find out how many Australian's were born in November.

I count the number of red cars that drive past my house.

I have to survey my family for a school project but I get my sister to survey them instead.

I survey my friends to see how many pets they have.

I use the Internet to find out how many teenagers smoke. 

I go to every house in my street to find out what type of car they have.

I had to measure some plants for science but forgot so I used my friend's results instead.

I go to the school office to find out how many students go to Ringwood Secondary College

I survey the students in my class to find out who loves Maths the most.