null device 1 One Sample t-test data: Rmean t = 782.61, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 29.89672 30.04734 sample estimates: mean of x 29.97203 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 = 0.96547, p-value = 1.315e-07 $stats 60 355 320 306 270 28.03333 29.34706 30.07279 30.52353 31.33529 $n [1] 366 $conf [1] 29.97563 30.16996 $out named numeric(0) null device 1 null device 1 null device 1 null device 1 One Sample t-test data: Rmean t = 782.61, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 29.89672 30.04734 sample estimates: mean of x 29.97203 null device 1