Data Analysis Quiz

What type of data can be measured with numbers and is easier to analyze than qualitative data?

• Qualitative

• Categorical

• Quantitative

• Ordinal

Which type of data only takes particular values and can be a size or number of people?

• Continuous

• Discrete

• Multivariate

• Bivariate

What is an advantage of grouping data?

• Increases accuracy of data

• Makes the data harder to read

• Makes the data easy to read and understand

• Requires exact data values

What is a disadvantage of using secondary data?

• It is time-consuming

• It is expensive

• It may be out of date

• It is accurate

Which type of data involves measuring 2 variables?

• Categorical

• Discrete

• Bivariate

• Multivariate

What is a characteristic of continuous data?

• Can only take whole number values

• Can take any value, such as height or weight

• Is always subjective and difficult to analyze

• Can only be sorted into non-overlapping categories

Which of the following is a primary data source?

• Databases

• Historical records

• Questionnaires

• Newspapers/Magazines

What is a disadvantage of primary data?

• Quick to gather

• Cheap

• Time consuming

• Comes from reliable sources

What is a population in the context of sampling?

• A group of people living in a specific area.

• Everyone or everything that could be involved in the investigation.

• A small number from the population that you actually survey.

• A list of all the members of the population.

What is a census?

• A survey of a small number from the population.

• A survey of the entire population.

• A sample that does not represent the population fairly.

• A random sampling method.