The Graph Shown Gives the Weight of a Certain Person

question 64

Multiple Choice

The graph shown gives the weight of a certain person as a function of age. Find the age at which the person started an exercise program.

• A) 20
• B) 54
• C) 38
• D) 30
• E) 35

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Definitions:

Slope

The measure of the steepness or incline of a line, indicating the rate of change between two variables.

Mean Value

Mean value is the average of a set of numbers, calculated by dividing the sum of all values by the quantity of numbers.

Error Term

A variable in a statistical model that captures the difference between observed and predicted values.

Linear Relationship

A relationship between two variables where the change in one variable is directly proportional to the change in another.