null device 1 One Sample t-test data: Rmean t = 634.27, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 26.90854 27.07591 sample estimates: mean of x 26.99223 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 = 0.90704, p-value = 3.323e-14 $stats 30 352 299 165 273 25.36000 26.23333 27.23818 27.72727 28.25833 $n [1] 366 $conf [1] 27.11480 27.36156 $out named numeric(0) null device 1 null device 1 null device 1 null device 1 One Sample t-test data: Rmean t = 634.27, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 26.90854 27.07591 sample estimates: mean of x 26.99223 null device 1