Measure of Central Tendency

Front

What is the measure of central tendency?

Back

A measure that summarizes a set of data by identifying the central point within that data set, typically represented by the mean, median, and mode.

Front

What is the mean?

Back

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

Front

What is the median?

Back

The middle value in a data set when the numbers are arranged in order from least to greatest.

Front

What is the mode?

Back

The number that appears most frequently in a data set.

Front

How do you find the range of a data set?

Back

Subtract the smallest number in the data set from the largest number.

Front

True or False: To find the median, the data must be sorted from least to greatest first.

Back

True

Front

If a new number is added to a data set, how can it affect the mean?

Back

It can increase, decrease, or remain the same depending on the value of the new number relative to the existing mean.

Front

What happens to the median if a new number is added that is equal to the current median?

Back

The median will stay the same.

Front

What is the formula for calculating the mean?

Back

Mean = (Sum of all numbers) / (Total count of numbers).

Front

If the data set is 5, 2, 7, 6, and 3, what is the median?

Back

The median is 5.