Statistics

Front

What is the median?

Back

The median is the middle number in a sorted list of numbers.

Front

How do you find the median of a set of numbers?

Back

1. Arrange the numbers in order. 2. If there is an odd number of values, the median is the middle number. If there is an even number of values, the median is the average of the two middle numbers.

Front

What is the range of a set of numbers?

Back

The range is the difference between the largest and smallest numbers in a set.

Front

How do you calculate the mean (average)?

Back

Add all the numbers together and then divide by the total number of values.

Front

What is the mode?

Back

The mode is the number that appears most frequently in a set of numbers.

Front

If the numbers are 1, 2, 2, 3, 4, what is the mode?

Back

The mode is 2, because it appears most frequently.

Front

What is a data set?

Back

A data set is a collection of related values or observations.

Front

What is a bar graph?

Back

A bar graph is a visual representation of data using bars to show the frequency or amount of different categories.

Front

What is a line graph?

Back

A line graph is a visual representation of data that shows information as a series of points connected by lines.

Front

What does it mean to 'analyze data'?

Back

To analyze data means to examine and interpret the data to find patterns or insights.