null device 1 One Sample t-test data: Rmean t = 496.15, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 22.99487 23.17788 sample estimates: mean of x 23.08637 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 = 0.93582, p-value = 1.833e-11 $stats 60 65 284 309 287 20.700 22.250 23.325 23.850 24.550 $n [1] 366 $conf [1] 23.19286 23.45714 $out named numeric(0) null device 1 null device 1 null device 1 null device 1 One Sample t-test data: Rmean t = 496.15, df = 365, p-value < 2.2e-16 alternative hypothesis: true mean is not equal to 0 95 percent confidence interval: 22.99487 23.17788 sample estimates: mean of x 23.08637 null device 1