127- {r} 128 Hotels%>% 129 130 131 132 133 134 135- group_by(Type)%>% summarise SampleSize SampleMean =...

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127- {r} 128 Hotels%>% 129 130 131 132 133 134 135- group_by(Type)%>% summarise SampleSize SampleMean = = length(Price), mean(Price), SampleStandard Deviation SampleVariance == SampleMedian = = sd(Price), var(Price) median (Price)) A tibble: 2 6 Type Budget Luxury 2 rows 135:4 (Top Level) = SampleSize SampleMean SampleStandard Deviation 9 46.11111 5.134307 6 145.00000 27.568098 K ^ SampleVariance 26.36111 760.00000 SampleMedian 49.0 137.5 R Markdown = 127- {r} 128 Hotels%>% 129 130 131 132 133 134 135- group_by(Type)%>% summarise SampleSize SampleMean = = length(Price), mean(Price), SampleStandard Deviation SampleVariance == SampleMedian = = sd(Price), var(Price) median (Price)) A tibble: 2 6 Type Budget Luxury 2 rows 135:4 (Top Level) = SampleSize SampleMean SampleStandard Deviation 9 46.11111 5.134307 6 145.00000 27.568098 K ^ SampleVariance 26.36111 760.00000 SampleMedian 49.0 137.5 R Markdown =