Centers of Measures

Front

What is the main topic of this set of flashcards?

Back

Centers of Measures

Front

What is a statistical question?

Back

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

Front

What is a non-statistical question?

Back

A question that can be answered with a specific answer without needing to collect data.

Front

What are numbers used to describe the center of data called?

Back

Measures of center

Front

What is the mean?

Back

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

Front

What is another term for average?

Back

Mean

Front

What is the mode of a data set?

Back

The number that appears most frequently in a data set.

Front

Given the data set 12, 13, 14, 14, 15, 16, what is the mode?

Back

14

Front

What is the median?

Back

The middle value of a data set when it is ordered from least to greatest.

Front

How do you find the median of the data set 10, 20, 30, 40, 50?

Back

Order the data: 10, 20, 30, 40, 50. The median is 30.