Executive Summary
Our company recently measured teh iris flower and derive the iris
dataset. We would like to knowmore on data.
Introduction’
Our company recently measured teh iris flower and derive the iris
dataset. We would like to knowmore on data. - How are the variables
correlate dto each other? - Wat is the distribution of each variable? -
How are the varaibles same?
Data Source
measured teh iris flower and derive the iris dataset
Stakeholders
Eric Goh Ming Hui. Eric has MBA andMaster of Technology. Eric know
technical and business. Eric Goh is maanger, more performance and
identify areas of imporvement. Eric Goh Ming Hui. Eric has MBA andMaster
of Technology. Eric know technical and business. Eric Goh is maanger,
more performance and identify areas of imporvement. Eric Goh Ming Hui.
Eric has MBA andMaster of Technology. Eric know technical and business.
Eric Goh is maanger, more performance and identify areas of
imporvement.
Key Findings
How are the variables correlate dto 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 Sepal Length Sepal Width
## Warning: package 'pander' was built under R version 4.5.3
## Warning: package 'broom' was built under R version 4.5.3
##
## Pearson
## [1] 0.9627723
##
## Spearman
## [1] 0.9376545
##
## Kendall
## [1] 0.8065882
Table continues below
| 0.9628 |
43.18 |
2.082e-85 |
147 |
0.9489 |
0.9729 |
| Pearson’s product-moment correlation |
two.sided |
Correlation Petal Length Petal Width
##
## Pearson
## [1] -0.1181293
##
## Spearman
## [1] -0.1681023
##
## Kendall
## [1] -0.0786184
Table continues below
| -0.1181 |
-1.442 |
0.1513 |
147 |
-0.2737 |
0.0435 |
| Pearson’s product-moment correlation |
two.sided |
Wat is the distribution of each variable?
Normality Petal Length
##
## ---------------
## Variable: petal.length
## ---------------
##
## Normality Test
| 0.8768 |
8.635e-10 |
Shapiro-Wilk normality test |
Normality Petal Width
##
## ---------------
## Variable: petal.width
## ---------------
##
## Normality Test
| 0.9019 |
1.853e-08 |
Shapiro-Wilk normality test |
Normality Sepal Length
##
## ---------------
## Variable: sepal.length
## ---------------
##
## Normality Test
| 0.9756 |
0.009234 |
Shapiro-Wilk normality test |
Normality Sepal Width
##
## ---------------
## Variable: sepal.width
## ---------------
##
## Normality Test
| 0.985 |
0.1062 |
Shapiro-Wilk normality test |
How are the varaibles same?
Wilcoxon Petal Length Petal Width
| 19099 |
4.976e-27 |
Wilcoxon rank sum test with continuity
correction |
two.sided |
Wilcoxon Sepal Length Sepal Width
| 22199 |
2.084e-50 |
Wilcoxon rank sum test with continuity
correction |
two.sided |
Conclusion