Data Quiz

What is data?

Information stored on a computer.
Facts or statistics collected for analysis.
Data that has been processed or organized in any way.

What is the range of a data set?

The difference between the mean and median of a data set.
The difference between the largest and smallest values in a data set.
A measure of the spread or variability of a data set.

What is grouped data?

Data that has been sorted into categories.
Data that has been grouped into intervals or classes.
Data that has been processed or organized in some way.

What is the median of a data set?

The value that appears most frequently in a data set.
The middle value in a data set when the data is arranged in order.
The sum of all the data points divided by the number of data points.

What is standard deviation?

A measure of the spread or variability of a data set.
The difference between the largest and smallest values in a data set.
The average distance of the data points from the mean.

What is an outlier in a data set?

The median value that lies in the center of the data set.
A value that appears more frequently in a data set than other values.
A data point that is significantly different from other data points in a data set.

What is a frequency distribution?

A table that shows the frequency of each data value or range of values in a data set.
A data set that has been sorted in ascending order.
A graph that displays the frequency of data values using bars.

What is nominal data?

Categorical data that cannot be ordered or ranked.
Data that can only take certain numerical values within a range.
Categorical data that can be ordered or ranked.

What is skewed data?

Data that is not evenly distributed around the mean.
Data that has been grouped into intervals or classes.
Data that can take any numerical value within a range.

What is the mode of a data set?

The middle value in a data set when the data is arranged in order.
The sum of all the data points divided by the number of data points.
The value that appears most frequently in a data set.