Age is related to the length of stay of surgical patients in a
hospital. The following sample data were obtained in a recent
study. Compute the correct correlation coefficient for the
following data and indicate whether the correlation is significant.
Use 0.05 significance level.
Age | Days in Hospital |
40 | 11 |
36 | 9 |
30 | 10 |
27 | 5 |
24 | 12 |
22 | 4 |
20 | 7 |