null device 1 One Sample t-test data: Rmean t = 427.5, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 22.82968 23.04068 sample estimates: mean of x 22.93518 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 = 0.91482, p-value = 1.578e-13 $stats 52 362 325 308 244 20.98333 21.92000 23.31071 23.82500 24.54545 $n [1] 366 $conf [1] 23.15338 23.46804 $out named numeric(0) null device 1 null device 1 null device 1 null device 1 One Sample t-test data: Rmean t = 427.5, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 22.82968 23.04068 sample estimates: mean of x 22.93518 null device 1