null device 1 One Sample t-test data: Rmean t = 412.58, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 23.64768 23.87418 sample estimates: mean of x 23.76093 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 = 0.95936, p-value = 1.566e-08 $stats 13 333 120 139 243 20.84 22.88 23.95 24.70 25.76 $n [1] 366 $conf [1] 23.79969 24.10031 $out named numeric(0) null device 1 null device 1 null device 1 null device 1 One Sample t-test data: Rmean t = 412.58, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 23.64768 23.87418 sample estimates: mean of x 23.76093 null device 1