Y1 Week 6: L2 - Types of Data and Descriptive Statistics Quiz

What is primary data?

• Information collected by the researcher for a specific purpose

• Information collected by someone else

• Data that focus on numbers and frequencies

• Data that describe meaning and experiences

Which of the following is an example of secondary data?

• Data collected directly from a primary source

• Raw data

• Government statistics

• Diaries written by mothers about their child’s play

What type of data focuses on numbers and frequencies?

• Meta-analysis

• Qualitative data

• Primary data

• Quantitative data

Which measure of central tendency is calculated by adding all the values and then dividing by the total number of values?

• Mean

• Mode

• Range

• Median

What does the measure of dispersion describe?

• The most frequent value in a dataset

• The spread or variability of a dataset

• The mid-point of a dataset

• The typical value of a set of scores

What does standard deviation measure?

• The difference between the highest and lowest scores

• The most sensitive measure of central tendency

• The average spread of scores around the mean

• The mid-point of ordered values

What is secondary data?

• Data collected directly from a primary source

• Data that has been previously collected and is used by someone else

• Data that focus on numbers and frequencies

• Data that describe meaning and experiences

Which of the following is a measure of central tendency?

• Standard deviation

• Variance

• Mean

• Range

What type of data describes meaning and experiences?

• Quantitative data

• Qualitative data

• Primary data

• Secondary data