null device 1 One Sample t-test data: Rmean t = 704.94, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 30.77837 30.95057 sample estimates: mean of x 30.86447 null device 1 One-sample Kolmogorov-Smirnov test data: Rmean D = 1, p-value < 2.2e-16 alternative hypothesis: two-sided Shapiro-Wilk normality test data: Rmean W = 0.96012, p-value = 2.019e-08 $stats 2 36 323 197 259 29.21429 30.14286 30.83333 31.58571 32.63571 $n [1] 366 $conf [1] 30.71417 30.95250 $out named numeric(0) null device 1 null device 1 null device 1 null device 1 One Sample t-test data: Rmean t = 704.94, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 30.77837 30.95057 sample estimates: mean of x 30.86447 null device 1