null device 1 One Sample t-test data: Rmean t = 412.15, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 22.56053 22.77685 sample estimates: mean of x 22.66869 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 = 0.9164, p-value = 2.19e-13 $stats 177 359 127 190 248 20.06000 21.62000 22.90312 23.57692 24.34667 $n [1] 366 $conf [1] 22.74151 23.06474 $out named numeric(0) null device 1 null device 1 null device 1 null device 1 One Sample t-test data: Rmean t = 412.15, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 22.56053 22.77685 sample estimates: mean of x 22.66869 null device 1