Acorrelation is considered to be negative if both variables decrease change in one variable is unrelated to change in the other variable one variable increases while the other variable decreases both variables increase

Answer;

Answer; -one variable increases while the other variable decreases

Explanation;

-A correlation is considered to be negative if one variable increases while the other variable decreases. A correlation is considered to be zero if there is no connection between the variables.

-A correlation does not indicate that one variable causes the other to occur; rather, it indicates that there is a relationship between the two variables.

b.) 160 miles on a 5 gallons car

step-by-step explanation:

240/10=24 miles/gallon

160/5=32 miles/gallon

30/1=30 miles/gallon

168/6= 28 miles/gallon

32 miles/gallon is the most amount, so this is the best.