null device 1 One Sample t-test data: Rmean t = 587.55, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 30.03612 30.23785 sample estimates: mean of x 30.13698 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 = 0.94814, p-value = 4.922e-10 $stats 2 340 195 298 249 28.16471 29.20588 30.39706 30.85882 32.03529 $n [1] 366 $conf [1] 30.26055 30.53357 $out named numeric(0) null device 1 null device 1 null device 1 null device 1 One Sample t-test data: Rmean t = 587.55, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 30.03612 30.23785 sample estimates: mean of x 30.13698 null device 1