Send output to:
Data X:
Names of X columns:
Column number of first sample 
Column number of second sample 
Confidence 
Alternative 
Are observations paired? 
Null Hypothesis 
Chart options
Title:
R Code




Summary of computational transaction
Raw Input view raw input (R code)
Raw Outputview raw output of R engine
Computing time1 seconds
R ServerBig Analytics Cloud Computing Center


Two Sample t-test (unpaired)
Mean of Sample 117.9441340782123
Mean of Sample 233.5418994413408
t-stat-38.9792881386085
df356
p-value1.65707910078935e-130
H0 value0
Alternativetwo.sided
CI Level0.98
CI[-16.5328753092161,-14.6626554170409]
F-test to compare two variances
F-stat0.356724972441682
df178
p-value1.77719315418111e-11
H0 value1
Alternativetwo.sided
CI Level0.98
CI[0.251351901346012,0.506273098719639]


Welch Two Sample t-test (unpaired)
Mean of Sample 117.9441340782123
Mean of Sample 233.5418994413408
t-stat-38.9792881386085
df290.658048649962
p-value1.86986318952556e-117
H0 value0
Alternativetwo.sided
CI Level0.98
CI[-16.5338266919212,-14.6617040343357]


Wilcoxon Rank-Sum Test (Mann–Whitney U test) with continuity correction (unpaired)
W23.5
p-value3.6930468961004e-60
H0 value0
Alternativetwo.sided
Kolmogorov-Smirnov Test to compare Distributions of two Samples
KS Statistic0.977653631284916
p-value0
Kolmogorov-Smirnov Test to compare Distributional Shape of two Samples
KS Statistic0.195530726256983
p-value0.00213256832415887





Click here to blog (archive) this computation