A) Find the correlation coefficient. (Round your answer to four decimal places.) B) Find the estimated number of letters a state would have if it entered the Union in 1910 and 1950 C) Use the least-squares line to estimate the number of letters a new state that enters the Union in 2011 would have

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A) Find the correlation coefficient. (Round your answer to four decimal places.)

B) Find the estimated number of letters a state would have if it entered the Union in 1910 and 1950

C) Use the least-squares line to estimate the number of letters a new state that enters the Union in 2011 would have

# letters in
Year entered the
State
name
Union
Alabama
7
1819
Colorado
8
1876
Hawaii
6
1959
Iowa
4
1846
Maryland
8
1788
Missouri
8
1821
New Jersey
9
1787
Ohio
4
1803
South
13
1788
Carolina
Utah
4
1896
Wisconsin
1848
Transcribed Image Text:# letters in Year entered the State name Union Alabama 7 1819 Colorado 8 1876 Hawaii 6 1959 Iowa 4 1846 Maryland 8 1788 Missouri 8 1821 New Jersey 9 1787 Ohio 4 1803 South 13 1788 Carolina Utah 4 1896 Wisconsin 1848
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