ICET Data Interpretation 1 — Questions and Answers
Question 1: A bar chart shows sales of 200, 300, 250, and 350 units in Q1, Q2, Q3, and Q4. What is the average quarterly sales?
- 262.5
- 275 (Correct answer)
- 287.5
- 300
Correct answer: 275
Average = (200 + 300 + 250 + 350) ÷ 4 = 1100 ÷ 4 = 275.
Question 2: A pie chart shows 40% of revenue comes from Product A. If total revenue is $500,000, how much comes from Product A?
- $175,000
- $200,000 (Correct answer)
- $225,000
- $250,000
Correct answer: $200,000
Product A revenue = 40% × $500,000 = $200,000.
Question 3: A table shows: Department A = 120, B = 80, C = 100 employees. What percentage does Department B represent?
- 25%
- 26.7% (Correct answer)
- 27.5%
- 30%
Correct answer: 26.7%
Total = 300; B's percentage = (80/300) × 100 = 26.7%.
Question 4: A line graph shows profits growing from $10M in 2020 to $15M in 2023. What is the percentage increase?
- 40%
- 45%
- 50% (Correct answer)
- 55%
Correct answer: 50%
Percentage increase = (15 − 10)/10 × 100 = 50%.
Question 5: Five students scored 70, 80, 85, 90, and 75 in a test. What is the median score?
- 80 (Correct answer)
- 82
- 85
- 90
Correct answer: 80
Arranged in order: 70, 75, 80, 85, 90; the median (middle value) is 80.
Question 6: A frequency table shows 10 students scored 60–70, 15 scored 70–80, and 5 scored 80–90. What fraction scored 70–80?
- 1/3
- 1/2 (Correct answer)
- 1/4
- 2/5
Correct answer: 1/2
Total = 30 students; fraction scoring 70–80 = 15/30 = 1/2.
ICET Data Interpretation 1
A bar chart shows sales of 200, 300, 250, and 350 units in Q1, Q2, Q3, and Q4.
What is the average quarterly sales?