Math SEM 1 EXAM

The average of a set of numbers is called the ______.

• Median

• Mode

• Mean

• Range

When the numbers are in order, the middle number is the ______.

• Mean

• Median

• Mode

• Range

The mode is the ______.

• Number that appears most often

• Average of the numbers

• Middle number in a set

• Difference between highest and lowest

The central tendency is ______ number that describes the set.

• Random

• One

• Extreme

• Variable

In a graph with ______ ____________, the values are clustered at the middle of the graph.

• Skewness

• Normal distribution

• Outliers

• Variability

A graph with a normal distribution is shaped like a ______.

• Square

• Triangle

• Bell

• Circle

To find the mean, first you ______ all the values together.

• Subtract

• Multiply

• Divide

• Add

To find the mean, you then divide by ______.

• The number of values

• Two

• Ten

• The largest value

In a normal distribution, the mean, median, and mode are all ______.

• Different

• Equal

• Zero

• Negative

You can also calculate the mean from a ______.

• Graph

• Table

• Survey

• Chart