Representing Data

Ellen and Polly kept track of the miles they hiked over 4 days as shown in the graph. Which statement is best supported by the information in the graph?

• Polly walked more miles than Elle

• Polly walked 1.5 miles more than Ellen

• Ellen and Polly walked a total of 20 miles

• Polly walked .5 less mile than Ellen

The line plot shows the distances, in fractions of a mile, eight students walked to school one day. Joaquin walked exactly 3/4 of a mile. According to the line plot, what is the difference between the distance Joaquin walked and the least distance any of the other students waled to school?

• 3/4 mile

• 1/2 mile

• 5/8 mile

• 7/8 mile

Sam participated in a diving competition in which she received the scores listed below.

9.4, 8.3, 7.8, 8.2, 7.6, 7.9, 8.0, 7.7, 7.8, 8.7

Which stem-and- leaf plot shows Sam's data?

• 
• 
• 
• 

The scatterplot below shows the amount of time students from Mr. Barnes' math class spent studying for his exam and the grades each student made on the exam. Which statement BEST describes the relationship shown in the scatterplot.

• As the time spent studying increases, the score made on the exam remains constant.

• The greater the time spent studying, the greater the score achieved on the exam.

• There is no relationship between the time spent studying and the score on the exam

• The greater the time spent studying, the lower the exam score.

• 
• 
• 
• 

A survey showed that 8 out of 10 students prefer chocolate ice cream over vanilla. What is the probability that a randomly selected student prefers chocolate?

• 20%

• 40%

• 80%

• 100%

How many students scored 93% or less?

• 6

• 16

• 14

• 13

How many students received a score in the 80's?

• 2

• 10

• 14

• 27

The table shows the relationship between the numbers of soft pretzels customers bought at a store and the total cost of the pretzels in dollars.

Which graph best represents the data from the table?

• 
• 
• 
• 

Ian asked his classmates the following question: "What is your favorite food?" The results are shown in the graph. How many students did Ian ask?

• 6 students

• 7 students

• 20 students

• 23 students