null device 1 One Sample t-test data: Rmean t = 544.86, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 29.47085 29.68435 sample estimates: mean of x 29.5776 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 = 0.93812, p-value = 3.28e-11 $stats 2 354 158 294 259 27.65882 28.58824 29.81765 30.40000 31.52941 $n [1] 366 $conf [1] 29.66802 29.96728 $out named numeric(0) null device 1 null device 1 null device 1 null device 1 One Sample t-test data: Rmean t = 544.86, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 29.47085 29.68435 sample estimates: mean of x 29.5776 null device 1