Algebra 1 Statistics Review

Front

A value that is much higher or much lower than the other values in a set of data.

Back

Outlier

Front

What is the mode?

Back

The value that occurs the most in a data set.

Front

Roger bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Roger's scores?

Back

66

Front

Find the median, mode and range of the following set: 3, 5, 7, 9, 11, 8, 3.

Back

Median: 7, Mode: 3, Range: 8

Front

To find the mean of a set of numbers, add up all the items and divide by...

Back

The number of items in the data set.

Front

What is the definition of mean in statistics?

Back

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

Front

How do you calculate the median of a data set?

Back

Arrange the numbers in order and find the middle value.

Front

What is the definition of range in statistics?

Back

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

Front

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

Back

It means that no number repeats; all values occur with the same frequency.

Front

If the scores are: 10, 20, 30, 40, what is the mean?

Back

The mean is 25.