10.1-10.3 Review

Front

What percent of students have less than 1,000 songs on their MP3 players?

Back

20%

Front

What do points B and D represent on the box plot?

Back

First and Third Quartiles

Front

How many students were greater than or equal to 60 inches tall?

Back

11

Front

How many students spent 7 hours doing homework that week?

Back

6

Front

Where would the median fall in the height of students?

Back

50-54

Front

What is a box plot?

Back

A graphical representation of data that shows the distribution through quartiles.

Front

Define 'median'.

Back

The middle value in a data set when arranged in ascending order.

Front

What is the purpose of quartiles in data analysis?

Back

To divide a data set into four equal parts.

Front

How do you find the mean of a data set?

Back

Add all the values together and divide by the number of values.

Front

What does the term 'outlier' mean in statistics?

Back

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