MedicalStat

## Data 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 data sets:
No. of entries:
Decimals:

 1 2 3 4 5 6 7 8 9 10 Log transform?
Log transform?

## Results

Data set 1 Data set 2
N
Mean Value
SE
% PI of Mean
% CI of Mean
SD (population)
SD (sample)
Var (population)
Var (sample)
Q1
Q2 (median)
Q3
Skewness
Kurtosis
Minimum
Maximum

## Comparing two data sets

 Data Set: 1 2    versus    Data Set: 1 2

Z-Test
Mean Difference (MD)
Mean1 - Mean2
MD SE of MD % CI of MD
Null Hypothesis (H0) Z-Value P-Value

MD

F-Test
Are variances equal? SD1 SD2 (SD1)2 (SD2)2 DF1 DF2 F1 Value
(lower)
F2 Value
(upper)
P1 Value
(lower)
P2 Value
(upper)
P Value
(total)

T-Test
Assuming
same variance
(SD1)2 = (SD2)2
Common SD Common SD2 DF SEMD % CI of MD
Null Hypothesis (H0) T Value P Value

MD
Assuming
different variance
(SD1)2 ≠ (SD2)2
SD1 SD2 (SD1)2 (SD2)2 DF SEMD % CI of MD
Null Hypothesis (H0) T Value P Value

MD

## ANOVA

One-way analysis of variance: Sum of Squares Mean Squares Degrees of Freedom F-Value P-Value
Within Groups
Between Groups
Total

Two-way analysis of variance: Sum of Squares Mean Squares Degrees of Freedom F-Values P-Values
Between Rows
Between Columns
Error
Total

## Graphs & Plots

#### (hold down ctrl (or cmd) to pick more than one data set)

 Choose Data Set(s) Data Set 1 Data Set 2 Choose Graph Histogram Scatter plot Boxplot Violin plot Normal quantile plot XY plot