What type of association does a graph with a downward slope have?
End of Year- Math 8 Review

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•
Mathematics
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Negative association: As one variable increases, the other decreases.
2.
FLASHCARD QUESTION
Front
How many students speak a foreign language if the total is 80?
Back
80 students speak a foreign language.
3.
FLASHCARD QUESTION
Front
Find the slope between the points (-3, 3) and (7, 6).
Back
Slope = 3/10.
4.
FLASHCARD QUESTION
Front
What is the length of the hypotenuse in a right triangle with legs of length 6 and 8?
Back
Hypotenuse = 10 (using Pythagorean theorem).
5.
FLASHCARD QUESTION
Front
What is the solution of the equation 4m + 2 = -3m + 16?
Back
m = 2.
6.
FLASHCARD QUESTION
Front
What does a positive association in a graph indicate?
Back
Positive association: As one variable increases, the other also increases.
7.
FLASHCARD QUESTION
Front
What is the formula for calculating the slope of a line?
Back
Slope (m) = (y2 - y1) / (x2 - x1).
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