Executive Summary

Our company recently measured the iris flower and get iris dataset. We would like to know…

Introduction

Our company recently measured the iris flower and get iris dataset. We would like to know… - How are varibales correlated to each other? - What is the dsitributionof each variable? - How same are the variables.

Data Source

measured the iris flower and get iris dataset

Key Findings

- How are varibales correlated to each other?

correlation Matrix

## 
## Please cite as:
##  Hlavac, Marek (2022). stargazer: Well-Formatted Regression and Summary Statistics Tables.
##  R package version 5.2.3. https://CRAN.R-project.org/package=stargazer
##              sepal_length sepal_width petal_length petal_width
## sepal_length    1.0000000  -0.1181293    0.8737381   0.8206195
## sepal_width    -0.1181293   1.0000000   -0.4260283  -0.3628942
## petal_length    0.8737381  -0.4260283    1.0000000   0.9627723
## petal_width     0.8206195  -0.3628942    0.9627723   1.0000000

correlation: petal with, petal length

## 
## Pearson
## [1] 0.9627723
## 
## Spearman
## [1] 0.9376545
## 
## Kendall
## [1] 0.8065882
Table continues below
estimate statistic p.value parameter conf.low conf.high
0.9628 43.18 2.082e-85 147 0.9489 0.9729
method alternative
Pearson’s product-moment correlation two.sided

correlation: Speal

## 
## Pearson
## [1] -0.1181293
## 
## Spearman
## [1] -0.1681023
## 
## Kendall
## [1] -0.0786184
Table continues below
estimate statistic p.value parameter conf.low conf.high
-0.1181 -1.442 0.1513 147 -0.2737 0.0435
method alternative
Pearson’s product-moment correlation two.sided

- What is the dsitributionof each variable?

Normality: Sepal Length

## 
## ---------------
## Variable: sepal_length
## ---------------
## 
## Normality Test
statistic p.value method
0.9756 0.009234 Shapiro-Wilk normality test

Normality: Sepal Width

## 
## ---------------
## Variable: sepal_width
## ---------------
## 
## Normality Test
statistic p.value method
0.985 0.1062 Shapiro-Wilk normality test

Normality: Petal Length

## 
## ---------------
## Variable: petal_length
## ---------------
## 
## Normality Test
statistic p.value method
0.8768 8.635e-10 Shapiro-Wilk normality test

Normality: Petal

## 
## ---------------
## Variable: petal_width
## ---------------
## 
## Normality Test
statistic p.value method
0.9019 1.853e-08 Shapiro-Wilk normality test

How same are the variables.

Wilcoxn: Petal length petal width

statistic p.value method alternative
19099 0 Wilcoxon rank sum test with continuity correction two.sided

Wilcoxn: sepal length sepal width

statistic p.value method alternative
22199 0 Wilcoxon rank sum test with continuity correction two.sided