Measures of Central Tendency

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 find the Median of a data set?

Back

To find the median, arrange the numbers in ascending order and identify the middle number. If there are two middle numbers, calculate their average.

Front

What is Mode in statistics?

Back

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

Front

How do you calculate the Range of a data set?

Back

The range is calculated by subtracting the smallest number in the data set from the largest number.

Front

What is the Mean of the following data set: 9, 8, 12, 6, 10?

Back

The mean is 9.

Front

What is the Median of the following scores: 76, 85, 97, 83?

Back

The median is 84.

Front

What is the Mode of the data set: 3, 7, 24, 3, 7, 7, 1, 3, 7, 3?

Back

The modes are 3 and 7.

Front

What is the Range of the data set: 34, 32, 12, 65, 45?

Back

The range is 53.

Front

If a data set has no repeating numbers, what can you say about its mode?

Back

If there are no repeating numbers, the data set has no mode.

Front

What is the formula for calculating the Mean?

Back

Mean = (Sum of all values) / (Number of values).