Problem-Solving and Data AnalysisEasyDirection of a relationship in a scatterplot
Problem-Solving and Data Analysis practice question
A scatterplot shows the hours pupils spent revising and their test scores. The points rise from the lower left to the upper right. Which statement best describes the relationship?
- A. Pupils who revised longer tended to score higher.Correct
- B. Pupils who revised longer tended to score lower.
- C. There is no relationship between revising and scores.
- D. Every pupil scored the same.
Answer: A. Pupils who revised longer tended to score higher.
Points rising to the right show that higher hours go with higher scores.
Why the other answers are wrong
- B. Pupils who revised longer tended to score lower.
- That would show points falling to the right.
- C. There is no relationship between revising and scores.
- A clear rising pattern is a relationship.
- D. Every pupil scored the same.
- The scores vary.
More Problem-Solving and Data Analysis questions
- Easy
What is 40% of 150? - Easy
A class has 25 students, and 60% of them play a sport. How many students play a sport? - Easy
A runner covers 3 kilometers. Given that 1 kilometer equals 1000 meters, how many meters is this? - Easy
What is the range of the number of hours worked by these 6 volunteers? - Easy
A shirt has a price of $24.00. A sales tax of 8% of the price is added to the price. What is the total cost, i… - Easy
If one of these 80 students is selected at random, what is the probability that the student chose Music?
Not affiliated with the College Board. SAT is a trademark of the College Board.