Data Interpretation and Graphs Flashcards

A table shows distances traveled by four friends — Alex: 45 miles, Beth: 62 miles, Carl: 38 miles, Diana: 55 miles. What is the total distance traveled by all four friends?

Answer: 200 miles

45 + 62 + 38 + 55 = 200 miles total.

A pictograph uses one car symbol to represent 10 vehicles. If the row for 'SUVs' shows 6 car symbols, how many SUVs are represented?

Answer: 60

6 symbols × 10 vehicles per symbol = 60 SUVs.

A line graph shows a business's monthly profits. The line dips sharply in Month 3 but recovers and reaches its highest point in Month 6. What can best be concluded about Month 3?

Answer: The business experienced a temporary decline in Month 3

A sharp dip followed by recovery indicates a temporary setback or decline, not a permanent change.

A bar graph compares three teams' scores — Team A: 85, Team B: 92, Team C: 78. What is the difference between the highest and lowest scores?

Answer: 14

The highest score is Team B (92) and the lowest is Team C (78); 92 − 78 = 14.

A data table lists the ages of six employees: 22, 25, 30, 35, 45, 50. What is the range of ages?

Answer: 28

Range = highest value − lowest value = 50 − 22 = 28.

A pie chart shows three expense categories: Rent (40%), Food (35%), and Entertainment (25%). If total monthly expenses are $2,000, how much is spent on rent?

Answer: $800

40% of $2,000 = 0.40 × 2,000 = $800 spent on rent.

When reading a bar graph, the height (or length) of a bar represents which of the following?

Answer: The value or quantity for that category

In a bar graph, the height or length of each bar corresponds to the data value or quantity for that category.