null device 1 One Sample t-test data: Rmean t = 772.06, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 30.76805 30.92519 sample estimates: mean of x 30.84662 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 = 0.96632, p-value = 1.801e-07 $stats 46 71 185 225 262 29.09 30.22 31.02 31.39 32.60 $n [1] 366 $conf [1] 30.92337 31.11663 $out named numeric(0) null device 1 null device 1 null device 1 null device 1 One Sample t-test data: Rmean t = 772.06, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 30.76805 30.92519 sample estimates: mean of x 30.84662 null device 1