Ch3 Mean, Median, Mode, Range, Outlier

Front

What is the mode of a data set?

Back

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

Front

What is the mean of a data set?

Back

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

Front

What is the median of a data set?

Back

The median is the middle number in a sorted data set. If there is an even number of observations, the median is the average of the two middle numbers.

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 an outlier?

Back

An outlier is a value that is significantly higher or lower than the other values in a data set.

Front

How do you find the mode in the data set: 2, 4, 4, 6, 8, 10?

Back

The mode is 4, as it appears most frequently.

Front

Calculate the mean of the data set: 12, 15, 18, 20, 22.

Back

The mean is 17.4.

Front

Identify the outlier in the data set: 3, 5, 7, 5, 9, 11, 7, 13, 15, 37.

Back

The outlier is 37.

Front

Find the mode in the data set: 10, 15, 20, 15, 25, 30.

Back

The mode is 15.

Front

Calculate the mean of the data set: 31, 20, 51, 31, 27.

Back

The mean is 31.