Types of data

• Science
• Secondary Education

Learning objective

* Take accurate measurements of data

* Describe the 4 different types of data

What is data?

Data is information

Data can be with numbers or without numbers

What is data?

Qualitative and quantitative data

Quantitative data has a number

Qualitative data has a description

Quantitative data

Qualitative data

There are 10 fans in the room

The room is very hot

There is also primary and secondary data

Primary data = you measure yourself

Secondary data is data taken from someone else.

A news station makes a graph about crime in New York. What kind of data is it?

1. Primary
2. Secondary
3. Both
4. Neither

You collect data about the amount of pets in your class. What kind of data is this?

1. Primary
2. Secondary
3. Both
4. Neither

Your teacher gives you a graph that she made about the favourite food of the teachers. What kind of data is this?

1. Primary
2. Secondary
3. Both
4. Neither

You want to go skiiing in New Zealand. You take notes of the weather over the next few months. Is this primary or secondary data?

1. Primary
2. Secondary
3. Both
4. Neither

Thermometers measure temperature.

In Australia, we measure temperature in Celcius.

What is the temperature
on this thermometer?

1. 2 degrees Celcius
2. 3 degrees Celcius
3. 4 degrees Celcius
4. 5 degrees Celcius

What is the temperature on thermometer 2 in Celcius?

1. 25
2. 26
3. 27
4. 28

What is the temperature on thermometer 3 in Celcius?

1. 36
2. 37
3. 38
4. 39

What is the temperature on thermometer 4 in Celcius (number only)

What is the temperature on thermometer 5? Write the number only

What is the tape measurement on A (the pen) to the nearest cm?

1. 10
2. 11
3. 12
4. 13

What is the tape measurement on the crayon (b) to the nearest cm?

1. 6
2. 7
3. 8
4. 9

What is the tape measurement on the pin to the nearest cm? Just write the number

What is the tape measurement on the pencil to the nearest cm? Write the number only.

Your task

1. Take measurements of everything you are asked

2. Write down if the measurement is qualitative or quantitative

3. Complete the sheet on both sides