Describing Data

In a data display, this is a break, space, or opening between values where no value occurs.

• gap

• hole

• symmetric

• peak

Describing the shape of a data set that has the same values across the entire display.

• symmetric

• unimodal

• skewed

• uniform

What is the shape of the Data Set?

• Skewed Left

• Symmetrical

• Skewed Right

What is the shape of the Data Set?

• Skewed Left

• Symmetrical

• Skewed Right

What is the shape of the Data Set?

• Skewed Left

• Symmetrical

• Skewed Right

Add up a series of numbers and divide

the sum by the total number of values to find the average.

This is the description of what?

• The Mode

• The Mean/ Average

• The Sum

• The Distribution of Frequency

The mode score on the 6th grade math test was 94! Which of these interpretations must be correct?

• 94 was the highest score on the test.

• More students received a 94 than any other score

• No student scored below a 94

• A score of 91 was slightly below average.

To find the average or mean of a set of numbers, add up all the items and divide by...

• 2

• The minimum

• The maximum

• The number of items

The ____________ is the space between the smallest and the biggest number of the set of data

• mean

• range

• mode

• frequency

The areas of 15 islands in the Pacific Ocean are shown in the table. Suppose the data are to be displayed in a histogram. What are the most sensible labels for the horizontal axis of the histogram?

• 1 to 10,000 and 10,001 to 20,000

• 1,001 to 2,000 and 2,001 to 3,000

• 1 to 1,000 and 1,001 to 2,000 and 2,001 to 3,000

• 1,001 to 1,400 and 1,401 to 1,800 and 1,801 to 2,200 and 2,201 to 2,600