Descriptive Statistics and Graphs Quiz

What is the primary purpose of using descriptive statistics?

• To collect raw data

• To summarize raw data

• To create complex models

• To conduct experiments

Which type of table is used to collect raw data in the form of observations?

• Frequency table

• Summary table

• Descriptive table

• Data analysis table

What is another name for a frequency table?

• Pie chart

• Line graph

• Tally chart

• Scattergram

Which measure is NOT a part of descriptive statistics?

• Mean

• Range

• Standard deviation

• Correlation coefficient

What type of data is suitable for a bar chart?

• Continuous data

• Categorical data

• Ordinal data

• Interval data

In a bar chart, what does the height of the bar represent?

• The range of the data

• The average of the data

• The frequency or value of the category

• The total number of categories

What is a key characteristic of a histogram?

• Bars do not touch

• Bars are arranged randomly

• Bars are circular

• Bars touch to show continuous data

What does a pie chart represent?

• Frequency as a percentage

• Raw data

• Nominal data

• Continuous data

What type of graph is used to show the relationship between two co-variables?

• Bar chart

• Pie chart

• Scattergram

• Histogram

Which graph is used to display two sets of continuous data for comparison?

• Bar chart

• Line graph

• Frequency table

• Pie chart