Key Terms
Mean
Median, Mode, and Range
Potpourri
Data Displays
100
This is an extremely high or low value in a data set.
What is an outlier?
100
This is the mean of the following book costs: 5, 5, 9, 49, 11, and 5
What is $14?
100
This is the mode of the following book costs: 5, 5, 9, 49, 11, and 5
What is 5?
100
This is the outlier in the following data set of book costs: 5, 5, 9, 49, 11, and 5
What is 49?
100
This type of data display shows the distribution of the data on a number line.
What is a line plot?
200
This deals with the collection, organization, and interpretation of data.
What is statistics?
200
The mean is the best measure of central tendency when there are none of these.
What are outliers (or extreme values)?
200
Before you find the median of a data set, you must do this.
What is put the numbers in order from least to greatest?
200
This is the measure of central tendency that is the number or numbers that occur most frequently in a data set.
What is the mode?
200
This is the name for the range of data values used in a data display.
What is scale?
300
These are pieces of information that are often numerical.
What are data?
300
This is the mean of the following ages of students’ dogs: 5, 6, 3, 4, 8, 10, 6
What is 6?
300
This is the median of the following data set: 4, 2, 8, 6, 5, 7, 8, 3, 9.
What is 6?
300
This is the measure of central tendency that best represents the following data: number of telephones in the home: 3, 3, 2, 4, 3, 1, 3, 4, 3, 2, 3
What is mode (3)?
300
This is the name for a table that shows the number of pieces of data that fall within given intervals.
What is a frequency table?
400
When you do this, you use observations to describe and compare data.
What is analyze?
400
This is the mean of the following data set: 23, 2, 21, 23, 19, 18, 20
What is 18?
400
This is the mode of the following data set: 23, 2, 21, 23, 19, 18, 20
What is 23?
400
This is the term for a data set with two modes.
What is bimodal?
400
This is the distance between successive values on a scale; it separates the scale into equal parts.
What is an interval?
500
This is the name for data that are grouped closely together.
What is a cluster?
500
This is the effect the outlier of the following data set will have on the mean: 72, 94, 20, 85, 90, 88, 79
What is decrease the mean?
500
This is the range of the following data set: 110, 200, 625, 300, 12, 590
What is 613?
500
This is the most appropriate measure when the data have extreme values and there are no big gaps in the middle of the data.
What is the median?
500
This is the name for an empty space or interval between data values.
What is a gap?
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