
Understanding Scatter Plots

Flashcard
•
Mathematics
•
6th Grade
•
Hard
Fernan Tajanlangit
FREE Resource
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14 questions
Show all answers
1.
FLASHCARD QUESTION
Front
What is the correlation of the two set of data shown? Options: Positive Correlation, Negative Correlation, No Correlation
Back
Negative Correlation
Answer explanation
The data sets show a negative correlation, meaning as one set increases, the other set decreases. This inverse relationship indicates that the two variables move in opposite directions.
2.
FLASHCARD QUESTION
Front
Is this line an accurate line estimate of best fit for the data?
Back
Yes
Answer explanation
Yes, the line is an accurate estimate of best fit as it closely represents the trend of the data points, minimizing the distance between the line and the points.
3.
FLASHCARD QUESTION
Front
Predict resting heart rate after 6 hours of exercise a week.
Back
55
Answer explanation
A resting heart rate of 55 bpm is a reasonable prediction after 6 hours of exercise a week, as regular exercise typically leads to improved cardiovascular fitness and a lower resting heart rate.
4.
FLASHCARD QUESTION
Front
Which line represents the line of best fit for the scatter plot? A, B, C, D
Back
B
Answer explanation
Line B best represents the line of best fit as it closely follows the trend of the data points in the scatter plot, minimizing the distance from the points to the line compared to the other options.
5.
FLASHCARD QUESTION
Front
What does the graph of age and shoe size of students in Ms. Ochoa's class show?
Back
The graph shows no trend.
Answer explanation
The graph shows no trend because the relationship between age and shoe size does not consistently increase or decrease. The data points are scattered without a clear pattern, indicating a lack of correlation.
6.
FLASHCARD QUESTION
Front
What is a scatter plot used for?
Back
To display the relationship between two variables
Answer explanation
A scatter plot is specifically designed to display the relationship between two variables by plotting data points on a Cartesian plane, making it easy to identify correlations or trends.
7.
FLASHCARD QUESTION
Front
In a scatter plot, what do the points represent?
Back
Data values
Answer explanation
In a scatter plot, each point represents data values corresponding to two variables. This visualization helps to identify relationships or trends between those variables, making 'data values' the correct choice.
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