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现在参加这个测试
Scatter Plot Exit Ticket
  • 1. Which is this the most accurate line of best fit in the scatterplot below?
A) r
B) b
C) g
D) p
  • 2. Which is this the most accurate line of best fit in the scatterplot below?
A) g
B) p
C) r
D) b
  • 3. Which is true about this graph?
A) No good line of best fit exists.
B) A positive line of best fit exists.
C) A negative line of best fit exists.
  • 4. Which is true about this graph?
A) Positive Correlation
B) Negative Correlation
C) No Correlation
  • 5. Which is true about this graph?
A) Correlation could be -0.75
B) Correlationcoupld be 0.8
C) Correlation could be -0.1
D) Correlation could be 0.05
  • 6. A line of best fit needs to go through the origin
A) True
B) False
  • 7. What is the linear regression equation for this set of data?
A) y=.43x-4.18
B) y=-1.21x-3.02
C) y=-.25x-2.11
D) y=-.43x+4.18
  • 8. The following scatter plot represents which ordered pairs?
A) (1,4), (2,2), (3,6), & (4,2)
B) (1,4), (2,0), (3,6), & (4,2)
C) (4,1), (2,0), (3,6), & (4,2)
D) (4,1), (0,2), (6,3), & (2,4)
  • 9. To write an equation of best fit, you pick 2 points _______________
A) From the points on the scatter plot
B) From the table of points
C) On the line of best fit
  • 10. When all of the data points are very close to the line of best fit, we can say there is a strong correlation present.
A) False
B) True
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