Is the average time we shower the same Two hundred and fifty

Last updated: 12/4/2023

Is the average time we shower the same Two hundred and fifty randomly selected citizens from Brazil United States and Germany were asked to report the length of time minutes they spend in the shower Use a 0 10 significance level and the StatCrunch output to determine if the mean time for a shower is the same for these three countries Options Analysis of Variance results Data stored in separate columns Column statistics Column n Mean Std Dev Std Error U S 250 9 84948 1 228919 0 077723662 German 250 9 58676 1 2828753 0 081136157 Brazil 250 10 03888 1 2476891 0 078910787 ANOVA table Source DF Columns Error 747 1173 472 1 570913 Total 749 1199 2475 In the space 20 x SS MS F Stat P value 2 25 775554 12 887777 8 2040045 0 0003