In a study of factors thought to be related to patterns of admission to a large general hospital, an administrator obtained these data on 10 communities in the hospital’s catchment area:

Community Persons per 1000 Population Admitted During Study Period

(Y)

Index of Availability of Other Health Services

(X1)

Index of Indigency

(X2)

1 61.6 6.0 6.3 2 53.2 4.4 5.5 3 65.5 9.1 3.6 4 64.9 8.1 5.8 5 72.7 9.7 6.8 6 52.2 4.8 7.9 7 50.2 7.6 4.2 8 44.0 4.4 6.0 9 53.8 9.1 2.8 10 53.5 6.7 6.7 Total 571.6 69.9 55.6