Unit 6 Review
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What does the slope of a line represent in a graph?
Back
The slope of a line represents the rate of change between the two variables plotted on the graph. For example, a slope of 2.5 means that for every 1 unit increase in the x-variable, the y-variable increases by 2.5 units.
2.
FLASHCARD QUESTION
Front
What is a linear relationship in a scatterplot?
Back
A linear relationship in a scatterplot indicates that as one variable increases, the other variable also increases or decreases in a consistent manner, forming a straight line when graphed.
3.
FLASHCARD QUESTION
Front
What is a nonlinear relationship in a scatterplot?
Back
A nonlinear relationship in a scatterplot indicates that the relationship between the variables does not form a straight line, meaning the rate of change varies.
4.
FLASHCARD QUESTION
Front
How do you generate a table from a linear equation?
Back
To generate a table from a linear equation like y = 2x + 1, choose values for x, substitute them into the equation to find corresponding y values, and list the pairs.
5.
FLASHCARD QUESTION
Front
What does a graph of total pay versus hours worked represent?
Back
The graph represents a linear relationship where the slope indicates the hourly wage. For example, if the slope is $7.50, it means the person earns $7.50 for each hour worked.
6.
FLASHCARD QUESTION
Front
How can you estimate values from a scatterplot?
Back
You can estimate values from a scatterplot by finding the point that corresponds to the given x-value and reading the y-value from that point.
7.
FLASHCARD QUESTION
Front
What is the formula for calculating slope?
Back
The formula for calculating slope (m) is m = (y2 - y1) / (x2 - x1), where (x1, y1) and (x2, y2) are two points on the line.
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