Intro to Stats Practice Quiz

Another word for finding the average is ____

• mode

• median

• mean

• range

The number found in the middle of the data set when it is listed in order is ____

• mean

• median

• mode

• range

You find the range of the data by ____

• max minus min

• min minus max

• max minus upper quartile

• lower quartile minus min

the interquartile range is ___

• max minus upper quartile

• upper quartile minus lower quartile

• max minus min

• lower quartile minus min

To find the median by looking at the data, you should ___

• find the middle number

• put the numbers in order from least to greatest first

• find out how many repeat

• subtract the first and last number

When there are an overwhelming number of data points that are identical, the ______ is used to describe the data.

• mean

• median

• mode

Jade subtracted the smallest value from the largest value in the data set. What statistic was she calculating?

• standard deviation

• range

• variance

• mean

Which statistics measures how spread out the data values are in a data set?

• mean

• mode

• maximum value

• standard deviation

Identify the following data set:

....a survey of just Mr. Winking’s students in ratings of Meadow creek High School for a study on Meadow creek High School

• Population

• Sample

A beverage company wanted to see if people in the United States liked their new logo. Which choice best represents a population?

• A selection of logo artists.

• Every person in the United States.

• A selection of shoppers from different states.

• 3,800 children age 5 - 15