Algebra M1L23

Front

What is the typical age of a person in the sample?

Back

50 years

Front

How does the shape of a distribution help us decide which measures of center and spread to use?

Back

It guides the choice of mean or median and range or interquartile range.

Front

What was the purpose of the reading fluency test conducted by the principal?

Back

To measure the number of words students read accurately in one minute.

Front

Is the typical number of volunteer hours for ninth grade students in the survey greater than, less than, or equal to the typical number of volunteer hours for tenth grade students in the survey?

Back

Less than

Front

The interquartile range of the Bakery B is approximately ___ more than the interquartile range of Bakery C.

Back

25

Front

What is the mean in a data set?

Back

The average of all the numbers in the data set.

Front

What is the median in a data set?

Back

The middle value when the numbers are arranged in order.

Front

What is the mode in a data set?

Back

The number that appears most frequently.

Front

What is an outlier in a data set?

Back

A value that is significantly higher or lower than the other values.

Front

What does the interquartile range (IQR) measure?

Back

The range of the middle 50% of the data.