null device 1 One Sample t-test data: Rmean t = 435.37, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 23.04120 23.25029 sample estimates: mean of x 23.14575 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 = 0.95528, p-value = 4.182e-09 $stats 67 94 258 162 178 21.12353 22.23529 23.24835 24.08824 25.07647 $n [1] 366 $conf [1] 23.09532 23.40138 $out named numeric(0) null device 1 null device 1 null device 1 null device 1 One Sample t-test data: Rmean t = 435.37, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 23.04120 23.25029 sample estimates: mean of x 23.14575 null device 1