Publications by Dongyuan Mutu

Tukey Test for ROI

18.09.2024

library(dplyr) library(stringr) library(readxl) library(tidyr) library(arsenal) library(ggplot2) library(caret) library(tidyverse) library(randomForest) library(nnet) library(e1071) library(rpart) library(tree) library(glmnet) library(writexl) library(broom) library(class) library(xgboost) library(ggplot2) library(ggpubr) librar...

9 sym R (12074 sym/5 pcs) 26 img

Publish Document

28.11.2023

In this data visualization project, I aim to delve into the intricate patterns of my sleeping habits and juxtapose them with broader sleeping trends in the United States. Sleep is a fundamental aspect of our lives, influencing our well-being, productivity, and overall health. By juxtaposing my personal sleep data with national trends, I hope to...

6134 sym

Document

28.11.2023

In this data visualization project, I aim to delve into the intricate patterns of my sleeping habits and juxtapose them with broader sleeping trends in the United States. Sleep is a fundamental aspect of our lives, influencing our well-being, productivity, and overall health. By juxtaposing my personal sleep data with national trends, I hope to...

5528 sym 1 img

Publish Document

28.11.2023

In this data visualization project, I aim to delve into the intricate patterns of my sleeping habits and juxtapose them with broader sleeping trends in the United States. Sleep is a fundamental aspect of our lives, influencing our well-being, productivity, and overall health. By juxtaposing my personal sleep data with national trends, I hope to...

5528 sym 1 img

Final project

27.11.2023

In this data visualization project, I aim to delve into the intricate patterns of my sleeping habits and juxtapose them with broader sleeping trends in the United States. Sleep is a fundamental aspect of our lives, influencing our well-being, productivity, and overall health. By juxtaposing my personal sleep data with national trends, I hope to...

5481 sym

Publish Document

27.11.2023

In this data visualization project, I aim to delve into the intricate patterns of my sleeping habits and juxtapose them with broader sleeping trends in the United States. Sleep is a fundamental aspect of our lives, influencing our well-being, productivity, and overall health. By juxtaposing my personal sleep data with national trends, I hope to...

5481 sym

Document

27.11.2023

In this data visualization project, I aim to delve into the intricate patterns of my sleeping habits and juxtapose them with broader sleeping trends in the United States. Sleep is a fundamental aspect of our lives, influencing our well-being, productivity, and overall health. By juxtaposing my personal sleep data with national trends, I hope to...

5419 sym 1 img

Document

12.11.2023

SQL con <- dbConnect( RMariaDB::MariaDB(), host = "relational.fit.cvut.cz", port = 3306, username = "guest", password = "relational", dbname = "sakila" ) SELECT c.customer_id, c.first_name, c.last_name, c.email, COUNT(r.rental_id) AS total_rented_films FROM customer c JOIN rental r ON c.customer_i...

1186 sym 5 tbl