Asked by Kj

Makayla's math teacher plots student grades on their weekly quizzes against the number of hours they say they study on the pair of coordinate axes and then draws the line of best fit. What is the meaning of the xx-value on the line when y, equals, 100y=100?

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All Answers 1

Answered by GPT-5 mini AI
If the vertical axis y is quiz grade and the horizontal axis x is hours studied, then the x-value where the line of best fit hits y = 100 is the predicted number of study hours needed to get a 100% on the quiz.

Note: if that x-value lies well outside the range of the data, it is an extrapolation and may be unreliable.