Front

What is a population in statistics?

Back

A complete set of items being studied.

Front

What is a sample in statistics?

Back

A subset of a population used to represent the whole.

Front

What does mean refer to in a data set?

Back

The average value, calculated by adding all values and dividing by the number of values.

Front

How do you find the median of a data set?

Back

Arrange the data in order and find the middle value.

Front

What is range in statistics?

Back

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

Front

What does it mean to make a comparative inference?

Back

To draw conclusions about two or more groups based on their data.

Front

What is a dot plot?

Back

A graphical display of data using dots to represent values.

Front

How can you compare two populations using their means?

Back

By analyzing the average values to see which population has a higher or lower mean.

Front

What is the importance of understanding data distributions?

Back

It helps in identifying patterns, trends, and making informed decisions.

Front

What is bias in statistics?

Back

A systematic error that leads to incorrect conclusions about a population.