Comparison of Methods Quiz

What type of graph is used to compare different categories of data?

• Pie chart

• Line graph

• Scatter plot

• Bar graph

Which type of graph is used to show trends over time?

• Bar graph

• Line graph

• Scatter plot

• Pie chart

When would you use a bar graph instead of a line graph?

• When comparing similar categories of data

• When creating a scatter plot

• When analyzing data over time

• When comparing different categories of data

What type of data describes qualities or characteristics?

• Quantitative data

• Qualitative data

• Numeric data

• Statistical data

Which type of data can be measured and expressed numerically?

• Categorical data

• Quantitative data

• Ordinal data

• Qualitative data

What type of study involves observing and recording data without manipulating any variables?

• Experimental study

• Correlational study

• Qualitative study

• Observational study

Which type of study involves deliberately manipulating variables to observe the effects?

• Observational study

• Experimental study

• Qualitative study

• Correlational study

What is the average of a set of numbers called?

• Mode

• Median

• Range

• Arithmetic mean

What is the middle number in a set of data called?

• range

• mode

• median

• average

When would you use the median instead of the mean?

• When the data set contains outliers or extreme values.

• When the data set is very small

• When the data set contains only even numbers

• When the data set contains no outliers