BSEP Data Interpretation and Graphs 2 — Questions and Answers
Question 1: A frequency table shows test score ranges — 60–69: 5 students, 70–79: 12 students, 80–89: 8 students, 90–100: 3 students. How many students scored 70 or above?
- 20
- 23 (Correct answer)
- 17
- 28
Correct answer: 23
Students scoring 70 or above: 12 + 8 + 3 = 23 students.
Question 2: A pie chart shows a company's budget allocations: Marketing takes 30% and Operations takes 45%. What percentage remains for all other departments combined?
- 20%
- 25% (Correct answer)
- 30%
- 15%
Correct answer: 25%
100% − 30% − 45% = 25% remains for other departments.
Question 3: A double bar graph compares two products over 3 months. In January, Product A sold 200 units and Product B sold 150 units. By March, Product A sold 180 units and Product B sold 220 units. Which statement is accurate?
- Product A always outsells Product B
- Product B outsells Product A by March (Correct answer)
- Both products have equal sales in March
- Product B's sales decreased over time
Correct answer: Product B outsells Product A by March
By March, Product B (220 units) exceeded Product A (180 units), so Product B outsells Product A by that month.
Question 4: A line graph shows a city's population: 50,000 in 2000 and 75,000 in 2020. By approximately how much did the population increase over those 20 years?
- 15,000
- 20,000
- 25,000 (Correct answer)
- 30,000
Correct answer: 25,000
75,000 − 50,000 = 25,000 people increase over the 20-year period.
Question 5: A table shows rainfall in inches for four seasons — Spring: 4.2, Summer: 2.1, Fall: 3.8, Winter: 5.5. Which season had the least rainfall?
- Spring
- Summer (Correct answer)
- Fall
- Winter
Correct answer: Summer
Summer had 2.1 inches, which is the smallest value among all four seasons.
Question 6: A bar graph shows cars sold annually — 2018: 400, 2019: 450, 2020: 380, 2021: 500. In which year were the fewest cars sold?
- 2018
- 2019
- 2020 (Correct answer)
- 2021
Correct answer: 2020
2020 had 380 cars sold, which is lower than any other year shown on the graph.
Question 7: A pie chart is divided into 4 equal sections. What percentage of the whole does each section represent?
- 20%
- 25% (Correct answer)
- 33%
- 40%
Correct answer: 25%
100% ÷ 4 equal sections = 25% per section.
BSEP Data Interpretation and Graphs 2
A frequency table shows test score ranges — 60–69: 5 students, 70–79: 12 students, 80–89: 8 students, 90–100: 3 students.
How many students scored 70 or above?