Publications by Nomundari
Document
R Markdown This is an R Markdown document. Markdown is a simple formatting syntax for authoring HTML, PDF, and MS Word documents. For more details on using R Markdown see http://rmarkdown.rstudio.com. When you click the Knit button a document will be generated that includes both content as well as the output of any embedded R code chunks within the...
591 sym 1 img
Makeup-exam
## ── Attaching core tidyverse packages ──────────────────────── tidyverse 2.0.0 ── ## ✔ dplyr 1.1.4 ✔ readr 2.1.4 ## ✔ forcats 1.0.0 ✔ stringr 1.5.1 ## ✔ ggplot2 3.4.4 ✔ tibble 3.2.1 ## ✔ lubridate 1.9.3 ✔ tidyr 1.3.0 ## ✔ purrr 1.0.2...
31 sym Python (8499 sym/11 pcs) 1 img
Documentfinnal
install.packages("nycflights13") ## Installing package into '/cloud/lib/x86_64-pc-linux-gnu-library/4.3' ## (as 'lib' is unspecified) library(nycflights13) data(flights) # Question 1: How many flights arrived late each month? late_arrivals <- flights[flights$arr_delay > 5, ] late_arrivals_by_month <- table(format(late_arrivals$time_hour, "%Y-%m")...
26 sym R (8255 sym/22 pcs) 1 img
Publish Document
1. Fix typos found in Feature Engineering ## Rows: 15,644 ## Columns: 13 ## $ order_date <dttm> 2011-01-07, 2011-01-07, 2011-01-10, 2011-01-10, 2011-0… ## $ order_id <dbl> 1, 1, 2, 2, 3, 3, 3, 3, 3, 4, 5, 5, 5, 5, 6, 6, 6, 6, 7… ## $ order_line <dbl> 1, 2, 1, 2, 1, 2, 3, 4, 5, 1, 1, 2, 3, 4, 1, 2, 3, 4, 1… ## $ quantity <d...
164 sym
HW_05
# Load the required library for reading Excel files library(readxl) # Read the data from the Excel file bike_orderlines <- read_excel("bike_orderlines.xlsx") # Find unique categories for category_1 unique_categories_1 <- unique(bike_orderlines$category_1) # Find unique categories for category_2 unique_categories_2 <- unique(bike_orderlines$categ...
23 sym R (4381 sym/20 pcs)
Homework4
library(readr) library(tidyr) stock_df <- read_csv("stock_df.csv") ## Rows: 5 Columns: 106 ## ── Column specification ──────────────────────────────────────────────────────── ## Delimiter: "," ## chr (1): company ## dbl (105): 2019...
7 sym R (1025 sym/4 pcs)
Homework3
library("readxl") library("dplyr") ## ## Attaching package: 'dplyr' ## The following objects are masked from 'package:stats': ## ## filter, lag ## The following objects are masked from 'package:base': ## ## intersect, setdiff, setequal, union library("scales") sales_summary <- read_excel("bike_orderlines.xlsx") sales_summary <- sales_sum...
9 sym R (1956 sym/6 pcs)
HW_1
install.packages("tidyverse") ## Installing package into '/cloud/lib/x86_64-pc-linux-gnu-library/4.3' ## (as 'lib' is unspecified) install.packages("lubridate") ## Installing package into '/cloud/lib/x86_64-pc-linux-gnu-library/4.3' ## (as 'lib' is unspecified) install.packages("tidyquant") ## Installing package into '/cloud/lib/x86_64-pc-linux-gnu...
22 sym R (4532 sym/19 pcs)
HW1
R Markdown This is an R Markdown document. Markdown is a simple formatting syntax for authoring HTML, PDF, and MS Word documents. For more details on using R Markdown see http://rmarkdown.rstudio.com. When you click the Knit button a document will be generated that includes both content as well as the output of any embedded R code chunks within the...
591 sym 1 img