Data Analyzing Graphs

The box plot shows the prices of different bicycles in a store.

What is the median price of a bicycle at the store?

• $225

• $300

• $350

• $450

• $500

What is the range of the data?

• 12

• 5.6

• 5

• 10

Mrs. Schultz gave her students a math test at the beginning of the school year and recorded the grades for each of her 20 students. She gave the same quiz at the end of the year and again recorded the grades for each student. The grades for both quizzes are displayed.

How many points higher was the average (mean) score for the second test than the first test?

• 13

• 14

• 15

• 16

Mrs. Glick displayed the line plot shown to her students. Four students then analyzed the dot plot. Each student's response is shown in the provided table.

Who CORRECTLY analyzed the data in Mrs. Glick's dot plot?

• Blythe

• Cliff

• Donna

• Earnest

The line plot shows the number of pairs of women's shoes sold by size in one week. Each "x" represents one pair of shoes.

What is the median size of the shoes sold?

What is a valid inference you can make based off of this data?

• The data is symmetrical

• No inference can be made

• People spend more time exercising than playing video games

• People spend more time playing video games than exercising

Crystal surveyed 16 of her friends to determine their favorite free time activities. 50% said watching TV, 25% said reading, 10% said playing sports, and the rest said going to the movies. Which circle graph could best represent Crystal's data?

• 
• 
• 
• 

Since the data is symmetrical, which measure of center is the best use?

• Mean

• Mode

• Median

• Range

What is the average rate of change between 0 and 2 hours?

• 30 kmh

• 45 kmh

• 60 kmh

• 90 kmh

At what time is the rocket the highest according to the graph?

• 60 seconds

• 80 seconds

• 100 seconds

• 120 seconds