
8 Making Predictions (8.SP.A.3) 4/14
Flashcard
•
Mathematics
•
8th - 10th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a scatterplot?
Back
A scatterplot is a graph that shows the relationship between two quantitative variables by displaying data points on a two-dimensional grid.
2.
FLASHCARD QUESTION
Front
How can you use a scatterplot to make predictions?
Back
You can use a scatterplot to make predictions by identifying trends or patterns in the data points and using them to estimate values for unmeasured data.
3.
FLASHCARD QUESTION
Front
What does the slope of a trend line represent?
Back
The slope of a trend line represents the rate of change between the two variables being compared.
4.
FLASHCARD QUESTION
Front
What is a trend line?
Back
A trend line is a straight line that best represents the data points on a scatterplot, showing the general direction of the data.
5.
FLASHCARD QUESTION
Front
How do you interpret the y-intercept of a trend line?
Back
The y-intercept of a trend line is the value of the dependent variable when the independent variable is zero.
6.
FLASHCARD QUESTION
Front
What is the purpose of making predictions in statistics?
Back
The purpose of making predictions in statistics is to estimate unknown values based on known data.
7.
FLASHCARD QUESTION
Front
If a baseball team practices for 3 hours a week and the trend line predicts they will win 13 games, what does this imply?
Back
This implies that there is a positive correlation between practice hours and the number of games won.
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