Line of Best Fit
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
Wayground Content
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11 questions
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1.
FLASHCARD QUESTION
Front
Equation of the line of best fit? Options: y = -25x + 170, y = -5/8x + 170, y = 25x + 170, y = 5/8x + 170
Back
y = -25x + 170
2.
FLASHCARD QUESTION
Front
What is the line of best fit? Options: y = 5/3x + 375, y = 1/3x + 475, y = 5/3x + 3, y = 1/3x + 375
Back
y = 5/3x + 375
3.
FLASHCARD QUESTION
Front
Based on the trend line, about how many guests should be expected if the temperature is around 80 degrees?
Back
8,300
4.
FLASHCARD QUESTION
Front
Use the line of best fit to approximate rate of change relative to the scatter plot above.
Back
-5/7
5.
FLASHCARD QUESTION
Front
What is the equation of the line of best fit? Options: y = 1/2x + 3, y = 1/40x, y = 1/2x + 15, y = 1/40x + 15
Back
y = 1/40x + 15
6.
FLASHCARD QUESTION
Front
What is the correlation between the x and y variables?
Back
y decreases as x increases
7.
FLASHCARD QUESTION
Front
Predict the grade of a student that has 7 absences.
Back
60
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