Statistic

A count of how many times a data value occurs in a data set

• peak

• cluster

• interval

• frequency

What tells us how spread out or close together values in a data set are

• cluster

• peak

• frequency

• variability

Another word for finding the average is ____

• mode

• median

• mean

• range

the lower quartile is the ___

• median

• median of the lower half of the data

• median of the upper half of the data

• mean

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

If you have an outlier, the _____ is used to describe the data.

• mean

• median

• mode

If there is not an outlier, the _____ is used to describe the data.

• mean

• median

• mode

What is the term for the median of the upper half of the data?

• Upper Quartile

• Lower Quartile

• Median

• Minimum

When a distribution has the same shape on both sides of a middle point, it is considered

• even

• equivalent

• aesthetic

• symmetrical