null device 1 One Sample t-test data: Rmean t = 410.27, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 22.51258 22.72944 sample estimates: mean of x 22.62101 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 = 0.95054, p-value = 9.907e-10 $stats 36 362 119 232 177 20.43750 21.61111 22.77778 23.50000 24.75000 $n [1] 366 $conf [1] 22.62178 22.93378 $out named numeric(0) null device 1 null device 1 null device 1 null device 1 One Sample t-test data: Rmean t = 410.27, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 22.51258 22.72944 sample estimates: mean of x 22.62101 null device 1