Basic Statistics Review for Flex

Front

What is the definition of mode in statistics?

Back

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

Front

What is the median?

Back

The median is the number in the middle when the numbers are arranged in order from least to greatest.

Front

What is the range in statistics?

Back

The range is the difference between the largest and smallest numbers in a data set.

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

What percent of students have a height between 58 inches and 60 inches if 25 out of 100 students fall in that range?

Back

25%.

Front

If the heights of students are 58, 60, 62, 64, and 66 inches, what is the median height?

Back

The median height is 62 inches.

Front

What is a data set?

Back

A data set is a collection of related data points or values.

Front

How do you determine the mode from the data set: 12, 10, 10, 10, 13, 12, 11, 13, 10?

Back

The mode is 10, as it appears most frequently.

Front

What does it mean if a data set has no mode?

Back

It means that no number appears more than once in the data set.

Front

How many students are between 60 and 63 inches tall if the heights are: 60, 61, 62, 63, 64?

Back

3 students.