# Algebra

For question 3-4, use your calculator to create a scatter plot and line of best fit for the following set of data:
Average height of a species of tree (in feet) after a certain number of years.
Years:1/2/3/4/5/6/7/8
Height:2.1/3.2/6.8/7.3/11.2/12.6/13.4/15.9

3.What is the correlation coefficient for the set of data? Round your answer to the nearest thousandth.
A.0.014
B.0.989
C.0.075***
D.-0.977

4.About how tall would you expect one of these trees to be after 22 years?
A.22.31ft***
B.35.2ft
C.44.25ft
D.46.2ft
(--->*** stand for my answer. if im wrong can you please correct me with the correct answer showing me how you got it)

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3. 👁 2,706
1. You clearly must have a calculator that is programmed to do scatter plots and curves of best fit.
I don't have one.

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posted by Reiny
2. @Reiny Is he right or no?? Your so confusing

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posted by Girl
3. 3. B
4. C
5. C

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posted by gooby
4. Gooby is right, I will give all the answers to the test:
1)B
2)D
3)B
4)C
5)C

100% 5/5 take my word for it seriously

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2. 👎 2
5. @ your butt is right got 100%

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2. 👎 0

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7. your butt and gooby are right.

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8. 100%

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(LOL)

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10. Gooby I Love You Thank You

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posted by mickey
11. 100% Thanks Gooby!!!!!

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12. yay i got a 100 lol thanks (:

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13. still 100%

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posted by T
14. 100% still, thank you!

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posted by anon
15. Your butt is still right 😁

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posted by Lava
16. gaNg

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posted by dawg
17. @your butt is 100% correct!!
1. B
2. D
3. B
4. C
5. C
:)

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posted by person
18. My Butt says Your Butt is correct.

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posted by My Butt
19. Thank You Fello Butts

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20. thanks Butt cheek

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posted by hi
21. that is incorrect

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22. @Your Butt is correct! So is @gooby for the last 3 questions on the quick check!

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