Algebra-1

Question Analysis
This question requires students to understand the relationship between two variables in a real-world context and determine the type of correlation (positive or negative).

Key Concept Explanation
A negative correlation indicates that as one variable increases, the other variable tends to decrease. In this case, as the speed of the car increases, the fuel efficiency decreases.

Step-by-step Solution
1. Identify the two variables: speed of the car and fuel efficiency.
2. Observe that as the sp...