null device 1 One Sample t-test data: Rmean t = 543.81, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 28.51682 28.72381 sample estimates: mean of x 28.62031 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 = 0.96605, p-value = 1.629e-07 $stats 1 99 137 193 264 26.62353 27.73529 28.67353 29.45882 30.66250 $n [1] 366 $conf [1] 28.53119 28.81587 $out named numeric(0) null device 1 null device 1 null device 1 null device 1 One Sample t-test data: Rmean t = 543.81, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 28.51682 28.72381 sample estimates: mean of x 28.62031 null device 1