Measures of Central Tendency

Front

What is the 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

What is the median in a data set?

Back

The median is the middle value when the numbers are arranged in order. If there are two middle numbers, the median is the average of those two.

Front

What is the mode in statistics?

Back

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

Front

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

Back

Add all the numbers together and divide by the total count of numbers.

Front

What is a data set?

Back

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

Front

What does it mean if a data set has no mode?

Back

It means that no number appears more than once in the data set.

Front

How do you find the median of an even set of numbers?

Back

Arrange the numbers in order, find the two middle numbers, and calculate their average.

Front

What is the importance of measures of central tendency?

Back

They provide a summary measure that represents the center of a data set, helping to understand and compare data.

Front

If the scores are 24, 30, 30, 34, and 34, what is the mode?

Back

The mode is 30, as it appears most frequently.

Front

What is the range of a data set?

Back

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