Modelling Data L4 Recap

What is the meaning of a formula?

• A formula is a calculation, which starts with a = sign.

• A formula is when different chemicals are placed together to create a reaction.

• A formula never starts with a = sign and involves only numbers with no symbols.

What is Data?

• Data can be anything.

• Data is facts and figures.

• Data is just symbols.

What is the difference between data and information?

• When you use charts to show only information about females in a class.

• When data is organised so that it has some meaning to it, it then becomes information.

• When data is converted into information so that only text words are used.

Which one of these is an example of a primary source?

• Radio show

• Newspaper

• Interview

What is a secondary source?

• A secondary source is a source which you have found and may decide to use.

• A secondary source is when you decide to carry out a survey.

• A secondary source is the same as a primary source, except it looks prettier, like a chart.