Data Collection and Representation Quiz

What is numerical data?

• Data that is collected in the form of words or categories.

• Data that is collected in the form of numbers.

• Data that is collected from a biased source.

• Data that is collected from a sample.

Which of the following is an example of categorical data?

• The number of siblings you have.

• Your height in centimetres.

• Your favourite colour.

• The temperature in degrees Celsius.

What is a census?

• A survey of some members of a community.

• A survey of all members of a community.

• A survey that is biased.

• A survey that collects numerical data only.

What is a sample in data collection?

• A survey of all members of a community.

• A survey of some members of a community.

• A survey that is always unbiased.

• A survey that collects categorical data only.

Which of the following best describes bias in data collection?

• Collecting data from a large sample.

• Collecting data that is numerical.

• A leaning toward a particular viewpoint or answer.

• Organising data in a table.

Which method is appropriate for collecting data on the number of cars owned by families in a neighbourhood?

• Conducting a census.

• Conducting a sample survey.

• Conducting an experiment.

• Conducting an observational study.

How can you ensure your data collection is unbiased?

• By only asking people you know.

• By using a random sampling method.

• By collecting data from a small group.

• By only collecting numerical data.

Which of the following is an example of a biased survey question?

• How many hours do you study each week?

• Do you agree that studying is beneficial?

• What is your favourite subject?

• How often do you exercise?

What type of data is collected when asking "What is your favourite food?"

• Numerical data

• Categorical data

• Biased data

• Sample data

Which of the following is a method to organise data?

• Conducting a survey

• Creating a table

• Asking biased questions

• Using a small sample size