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    In a unit 3 physics paper, I came across a question which said to plot a line of best fit but in the mark scheme, a curve was plotted. Why is this?
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    (Original post by Blazyy)
    In a unit 3 physics paper, I came across a question which said to plot a line of best fit but in the mark scheme, a curve was plotted. Why is this?
    Depends on the distribution that best describes the data.
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    (Original post by Blazyy)
    In a unit 3 physics paper, I came across a question which said to plot a line of best fit but in the mark scheme, a curve was plotted. Why is this?
    Not all graphs are linear..
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    (Original post by langlitz)
    Not all graphs are linear..
    By this he means that the gradient is not constant, therefore it can't be a straight line
 
 
 
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