6H Exit ticket: Mean and Median, Outliers

Front

What is an outlier?

Back

A number that is far below or above the rest of the data points.

Front

Find the median of the data set: 21, 22, 18, 19, 19, 23.

Back

20

Front

What is the average amount of money raised by three classes that raised $205, $185, and $220?

Back

$203.33

Front

What happens if you land on two numbers for the median?

Back

Find the average of the median by adding the two middle numbers and dividing by two.

Front

Find the mean of the data set: 10, 12, 8, 7, 11.

Back

9.6

Front

What is the definition of mean in statistics?

Back

The mean is the average of a set of numbers, calculated by adding all the numbers together and dividing by the count of numbers.

Front

How do you calculate the median of a data set?

Back

Arrange the numbers in order and find the middle number. If there are two middle numbers, average them.

Front

What is the difference between mean and median?

Back

Mean is the average of all data points, while median is the middle value when data points are arranged in order.

Front

What is a data set?

Back

A collection of numbers or values that can be analyzed.

Front

How do outliers affect the mean?

Back

Outliers can skew the mean, making it higher or lower than the typical values in the data set.