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

Question

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

cookiemonster18 · Answer

@jim_thompson5910 do you know how to solve these? and if so can you please teach me how, im just now learning about them and I need help

cmtboy2 · Answer

4 is A.22.31ft i don't know 3 sorry

cookiemonster18 · Answer

thank you any ways @cmtboy2 but can you tell be how you got the answer to 4 please.