Statistics

Front

What is Statistics?

Back

Statistics is the study of collecting, analyzing, interpreting, presenting, and organizing data.

Front

What is a Mean?

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 a Median?

Back

The median is the middle value in a list of numbers. If there are two middle numbers, the median is the average of those two.

Front

What is a Mode?

Back

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

Front

What is a Range?

Back

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

Front

What is a Statistical Question?

Back

A statistical question is one that anticipates variability in the data and can be answered by collecting data.

Front

What is a Non-Statistical Question?

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A non-statistical question is one that can be answered with a specific answer without needing to collect data.

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

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

Back

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

Front

What is the first step in finding the Range?

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Identify the highest and lowest values in the data set.