MedicalStat

Regression Analysis

↓↓Copy/paste data sets into the cells↓↓ Or choose a data text file to upload →→
Data in file is in: Columns Rows
No. of X-variables:
No. of entries:
Decimals:

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Log transform?
Log transform?
Log transform?


Data Analysis

  Y    X1   X2 
N
Mean Value
SE
% PI
% CI
SD (population)
SD (sample)
Var (population)
Var (sample)
Q1
Q2 (median)
Q3
Skewness
Kurtosis
Minimum
Maximum


Regression Output

Regression Coefficients
Coefficient Value   s(β)   H0 hypothesis T value P value % Confidence Interval
β0
β0  


β1
β1  


β2
β2  



Equation of the model
Y = β0 + β1 X1 + β2 X2 + ε

Correlation Coefficient R2 Adjusted R2



Test of all the slopes could be equal to zero
F value DF1 DF2 P value


Predict Y given X
(or predict one X given Y and X)
X1 X2   Y   % CI of Y

Correlation Matrix

Show coefficients?
  Y     X1     X2  
Y
X1
X2

Graphs & Plots

(hold down ctrl (or cmd) to pick more than one variable)