(5.55 Data on salmon availability (x) and the percentage of eagles in the air (y) were given in the previous exercise. a. Calculate the correlation coefficient for these data. b. Because the scatterplot of the original data appeared curved, transforming both the x and y values by taking square roots was suggested. Calculate the correlation coef- ficient for the variables Vi and Vy. How does this value compare with that calculated in Part (a)? Does this indi- cate that the transformation was successful in straighten- ing the plot?
(5.55 Data on salmon availability (x) and the percentage of eagles in the air (y) were given in the previous exercise. a. Calculate the correlation coefficient for these data. b. Because the scatterplot of the original data appeared curved, transforming both the x and y values by taking square roots was suggested. Calculate the correlation coef- ficient for the variables Vi and Vy. How does this value compare with that calculated in Part (a)? Does this indi- cate that the transformation was successful in straighten- ing the plot?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 24PFA
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