Planning and collecting data

Another word form of 'data' is

What is secondary data?

• Information that you collect by yourself.

• Data from the internet and magazine

• Information from already collected data.

Is primary or secondary data needed for this action?

How many students like maths, social, science and English in your class.

• Primary data

• Secondary data

Internet search comes under

In a school, there is a cricket club for boys.

Odita wants to know how many people in her school like to play cricket. she asks only the boys. Is this a fair test?

• Yes. It is fair.

• No. It is unfair.

Can we ask someone's age in a questionnaire?

• Yes

• No

What are overlapping options?

• yes and yes

• 1-3 and 3-6

• no and no

• 6-9 and 9-15

Frequency tables contain

Can we use abbreviations in a questionnaire?

• No.

• Yes

Surveys are taken for (in a market)

• To know what people want.

• To know what people need.

• To know what people like.