Describing Correlation - Exit Ticket
Flashcard
•
Mathematics
•
8th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is correlation?
Back
Correlation is a statistical measure that describes the extent to which two variables change together. A positive correlation means that as one variable increases, the other also increases, while a negative correlation means that as one variable increases, the other decreases.
2.
FLASHCARD QUESTION
Front
What does a scatter plot show?
Back
A scatter plot is a graph that displays values for typically two variables for a set of data. It helps to visualize the relationship between the variables.
3.
FLASHCARD QUESTION
Front
What is a line of best fit?
Back
A line of best fit is a straight line that best represents the data on a scatter plot. It shows the general direction of the data points.
4.
FLASHCARD QUESTION
Front
What does a positive correlation look like on a scatter plot?
Back
In a positive correlation, the data points on the scatter plot slope upwards from left to right, indicating that as one variable increases, the other variable also increases.
5.
FLASHCARD QUESTION
Front
What does a negative correlation look like on a scatter plot?
Back
In a negative correlation, the data points on the scatter plot slope downwards from left to right, indicating that as one variable increases, the other variable decreases.
6.
FLASHCARD QUESTION
Front
What is no correlation?
Back
No correlation means there is no discernible relationship between the two variables, and the data points on the scatter plot do not show any clear pattern.
7.
FLASHCARD QUESTION
Front
How can you describe a weak correlation?
Back
A weak correlation means that the data points on the scatter plot are spread out and do not closely follow a straight line, indicating a less reliable relationship between the variables.
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