Executive Summary

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

Introduction

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

Data Source

measured the iris flower

Key Findings

- How are the variables 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 Length Petal Width

## 
## 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: Sepal Length Sepal With

## 
## 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

Plot

- What is the distribution of each variable

Normality: Sepal Length

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

Normality: Sepal With

## 
## ---------------
## 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 With

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

- How same are the variables?

Wilcoxon: Petal Length Petal Width

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

Wilcoxon: Sepal Length Sepal Width

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