Statistics: Diet and Weight

The scatter plot attached shows the relationship between the number of weeks an adult spent dieting and the adult's weight in pounds. The horizontal axis represents the number of weeks of dieting. Use this graph to answer the questions below.

(A) How would you describe the relationship between the number of weeks on the diet and the adult's weight?
(B) Approximately what did the dieter weigh in the 5th week of dieting?
(C) Would the slope of the "line of best fit" be positive or negative?

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