'As the price of petrol increases,fewer people buy cars that are petrol guzzlers.' A graph showing this relationship would
A) have a positive relationship.
B) be a horizontal line.
C) have a direct relationship.
D) have a negative slope.
E) be a vertical line.
Correct Answer:
Verified
Q180: Trend refers to
A)a general tendency for a
Q181: If x increases and as a result
Q182: Consider a diagram in which the variable
Q183: If the change in y = -4
Q186: Whenever one variable increases,another variable decreases.The two
Q187: An independent relationship between two variables is
Q188: Q189: If x increases whenever y decreases,then x Q190: If two variables are unrelated,their graph is Q200: 
A)an
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