Display Data in Frequency Tables and Histogram

Which of the following is represented by the histogram?

• Of the 20 riders represented in the graph, over 50% are 30 years of age or older.

• One fourth of the riders represented in the graph are younger than 40 years old.

• Half the riders represented in the graph are between the ages 10-29.

• Six percent of the riders represented in the graph are between the ages 10 and 19.

What type of graph is this?

• Bar Graph

• Histogram

• Line Plot

Which interval has the greatest number of employees?

• 11-21

• 33-43

• 77-87

• 44-54

Which interval has the greatest number of students?

• 48-51

• 56-59

• 60-63

• 64-67

What is an interval?

• A single number

• A range of numbers

• A percentage

• A total amount

What percent of lunches cost $2.42 to $2.87?  Make a fraction first

• 5%

• 25%

• 20%

• 15%

To create a histogram for this data, what would go along the x-axis?

• Frequency

• Science

• Number of students

True or False? Over 50% of the students watch between 5 and 14 hours of television on the weekend?

• TRUE

• FALSE

Emily is making a histogram for the data 12, 24, 56, 7, 34, 75, 86, 78, and 96.  What is the most appropriate first interval? 

• 0-5

• 0-10

• 0-50

• 0-100

Neal is going to buy an automobile and needs to spends less than $35,000 in order to afford the monthly payment. Looking at the histogram, how many automobiles does Neal have to choose from?

• 105

• 35

• 20

• 125