in general, the value of a car decreases with age. what could be the correlation between the age and value…
in general, the value of a car decreases with age. what could be the correlation between the age and value of all cars? 0.7 -0.7 -1 1
Answer
Explanation:
Step1: Understand correlation concept
Positive correlation means variables increase together, negative means one increases as the other decreases.
Step2: Analyze car - age and value
Since car value decreases with age, it's a negative correlation.
Step3: Consider strength of relationship
The relationship isn't perfect (not all cars depreciate at the exact same rate), so it's not - 1.
Answer:
B. -0.7