Comparison and stat. test of two means

Input 1st and 2nd groups data (Paste your data into textboxes)


　　　

Message / Error

Stat. Basics

1st Group (Blue) N: Mean: SD.P: SD.S:
2nd Group (Red) N: Mean: SD.P: SD.S:
Diff. 2nd-1st (Green) N: Mean: SD.P: SD.S: (for paired data)

Test results for independent data

Deviation of mean values:　　　
t-value:　　　　　　　　　　　　
P[T<=t]:　　　　　　　　　　　　
95%CI lower limit:　　　　　　　
95%CI upper limit:　　　　　　　
Null hypotheses (H_0 at CL=５%) is ...
Judge: Difference of 2 means is ...
　　　

Test results for paired data

Deviation of mean values:　　　
t-value:　　　　　　　　　　　　
P[T<=t]:　　　　　　　　　　　　
95%CI lower limit:　　　　　　　
95%CI upper limit:　　　　　　　
Null hypotheses (H_0 at CL=５%) is ...
Judge: Difference of 2 means is ...

Histogram

Difference between paired data

Normal distributions

Normal distributions of difference


Created by S. Sugawara, MUE