Data Analysis Review

Front

What is the average?

Back

The average is the sum of a set of values divided by the number of values in the set.

Front

How do you find the median of a data set?

Back

To find the median, arrange the numbers in order and identify the middle value. If there is an even number of values, average the two middle values.

Front

What is a mode?

Back

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

Front

What are outliers?

Back

Outliers are numbers that are significantly different from other values in a data set.

Front

How do you calculate percentage?

Back

To calculate percentage, divide the part by the whole and multiply by 100.

Front

What is a histogram?

Back

A histogram is a graphical representation of the distribution of numerical data, showing the frequency of data points in specified ranges.

Front

What is the range of a data set?

Back

The range is the difference between the highest and lowest values in a data set.

Front

What is a data set?

Back

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

Front

How do you interpret a bar graph?

Back

A bar graph displays data with rectangular bars, where the length of each bar represents the value of the data it represents.

Front

What is a line graph?

Back

A line graph is a type of chart that displays information as a series of data points called 'markers' connected by straight line segments.