null device 1 One Sample t-test data: Rmean t = 599.2, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 27.31406 27.49393 sample estimates: mean of x 27.404 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 = 0.90928, p-value = 5.15e-14 $stats 36 88 319 279 273 25.80000 26.61765 27.66765 28.14706 28.78235 $n [1] 366 $conf [1] 27.54134 27.79396 $out named numeric(0) null device 1 null device 1 null device 1 null device 1 One Sample t-test data: Rmean t = 599.2, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 27.31406 27.49393 sample estimates: mean of x 27.404 null device 1