Displaying Data
Vocabulary
Measures of Center
Measures of Spread
Random :)
100

This display of a variable tells us what values the variable takes and how often it takes each value.

What is a distribution?

100

Type of variable that takes number values.

What is a quantitative varible?

100

The midpoint of a distribution.

What is the median?

100

The distance between Q3 and Q1.

What is the IQR (Interquartile Range)?

100
This group consists of the minimum, Q1, the median, Q3, and the maximum.

What is the five number summary?

200

Shows the number of individuals having each value.

What is a frequency table?

200

An object described in a set of data.

What is an individual?

200

The average of all individual data values.

What is the mean?

200

The distance between the minimum and maximum values.

What is the range?

200

This date is Ms. Tenace's birthday.

What is August 13th?

300

Shows the proportion or percentage of individuals having each value.

What is a relative frequency table?

300

The typical distance from the mean.

What is standard deviation?

300

This measure of center is not affected much by outliers.

What is the median?

300

This measure of spread is not resistant to outliers.

What is standard deviation?

300

A person's telephone number is an example of this type of variable.

What is categorical?

400

Displays the distribution of one categorical variable in each of two or more groups.

What is a side-by-side bar graph?

400

An observation that falls outside the overall pattern.

What is an outlier?

400

A distribution where the median is greater than the mean has this shape.

What is left skewed?

400

A distribution where the IQR and standard deviation are roughly equal has this shape.

What is roughly symmetric?

400

This data display highlights the five number summary.

What are box plots?

500

Shows each interval as a bar, which display the frequency or relative frequency within each interval.

What is a histogram?

500

The numbers on the right side of a stem plot.

What are leaves?

500

The two letters/symbols we use to notate the mean?

What are x-bar and mu?

500

The 1.5 x IQR Rule tests for this.

What are outliers?

500

This is the name of the theatre Ms. Tenace performs at.

What is the Bridge Improv Theatre?