Statistics Dot Plots and Histograms

What is the range for this data set? Remember to subtract the minimum value from the maximum value.

• 10

• 20

• 60

• 70

What is the maximum value for this data set?

• 90

• 96

• 102

• 108

What is the minimum value for this data set?

• 78

• 72

• 66

• 60

How many people watched more than 6 hours of TV?

• 10

• 5

• 20

• 17

Which interval has the greatest number of employees?

• 11-21

• 33-43

• 77-87

• 44-54

What value is the lower quartile?

• 66

• 58

• 60

• 64

In statistics, what does this symbol represent?

• mean

• population mean

• sample standard deviation

• population variance

how many people voted in this dot plot

• 4

• 9

• 3

• not here

a visual display of a distribution of data values where each value is shown as a dot plot above a number line.

• Dot Plots

• Line Plots

• Histograms

• Graph

a type of bar graph used to display numerical data that have been organized into equal intervals.

• Dot Plot

• Line Plot

• Histogram

• Graph