Algebra 1 5-7 Independent Practice: Scatter Plots and Trend Lines
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Last updated almost 4 years ago
7 questions
30
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Question 1
1.
Make a scatter plot of the data.
Draw an appropriate trend line,
Write an equation of the trend line.
Be sure to include relevant graph detail: label axes, indicate units and scale on both axes, and use arrows to represent end behavior, as appropriate.
Question 2
2.
Consider your scatter plot and the data in the previous item. What type of relationship is shown?
Question 3
3.
Consider your scatter plot and the data once more. Predict the average maximum daily temperature in January at a latitude of 50° N.
Choose the most reasonable prediction.
Question 4
4.
Vocabulary: Given a set of data pairs, how would you decide whether to use interpolation or extrapolation to find a certain value?
Question 5
5.
Compare and Contrast How are a trend line and the line of best fit for a set of data pairs similar? How are they different?
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Question 6
6.
Error Analysis: Refer to the table. A classmate says that the data have a negative correlation because as x decreases, y also decreases. What is his error?