(a) Please interpret each independent variable's coefficient and t-statistic (Including, coefficient, significance and if the conclusion reliable or not)

(b) Interpret the R-square term

Table. Regression Results for the Impact of Various Factors on Average Hospital Length of Stay

Independent Variable

Intercept Term (Coefficient 0.038), (t-Statistics 3.56*)

Teaching Hospital or Non- (Coefficient -0.1542), (t-Statistics 2.95*)

teaching Hospital

(1=teaching, 0=others)

Number of Hospital Beds (Coefficient -0.327), (t-Statistics 3.89*)

Occupancy Rate (Coefficient -0.276), (t-Statistics 1.58)

Number of physicians(Coefficient 0.185), (t-Statistics 3.44*)

Region (1= central, 0=others) (Coefficient 0.165, (t-statistics 2.67*)

R-square = 0.398

An asterisk indicates that the coefficient is statistically significant in a two-tailed test at the 95% confidence level.