Publications by Rachel Saidi
Data 101 Homework - Ex. 13.4.6 & 13.5.1
library(nycflights13) library(tidyverse) 13.4.6 (1) compute average delay by destination flights <- flights delay <- flights %>% filter(!is.na(dep_delay)) %>% group_by(dest) %>% summarise(avg_delay = mean(dep_delay)) airports <- airports airports %>% right_join(delay, c("faa" = "dest")) %>% ggplot(aes(lon, lat, color = avg_delay)) +...
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Document
data = read_csv("/Users/daniellefevre/Documents/DATA101/untidydata2-master/inst/messydata/gdp_by_county.csv") Missing column names filled in: 'X1' [1], 'X2' [2], 'X3' [3], 'X4' [4], 'X5' [5], 'X6' [6], 'X7' [7], 'X8' [8], 'X9' [9] ── Column specification ─────────────────────────────�...
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Untidy data: US Census Farm Produce Data
Daniel Lefevre Tidying Untidy Datasets library(tidyverse) Registered S3 methods overwritten by 'dbplyr': method from print.tbl_lazy print.tbl_sql ── Attaching packages ──────────────────────────────────────────────────�...
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DATA 110 Project 1 - Analysis of VAERS Covid-19 Vaccination Data
Introduction For this assignment, I explored the Vaccine Adverse Event Reporting System (VAERS) dataset. VAERS is a system which allows healthcare providers to create reports for any negative health episode which a patient experiences after receiving a vaccine. Vaccines undergo rigorous testing before they are made available to the public, howeve...
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Week 7 Lab 6
Sampling from Ames, Iowa Using sample data to make inferences about the underlying population. download.file("http://www.openintro.org/stat/data/ames.RData", destfile = "ames.RData") trying URL 'http://www.openintro.org/stat/data/ames.RData' Content type 'unknown' length 146692 bytes (143 KB) =======================================...
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Lab 6
Create a Scatterplot In this example, look at US crime rates at the state level, in 2005, with rates per 100,000 population for crime types such as murder, robbery, and aggravated assault, as reported by the Census Bureau. There are 7 crime types in total. The dataset is clean to begin with. library(readr) library(ggplot2) library(dplyr) ## ## A...
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Week 8 DSLabs and HC
DS Labs Datasets Use the package DSLabs (Data Science Labs) There are a number of datasets in this package to use to practice creating visualizations # install.packages("dslabs") # these are data science labs library("dslabs") data(package="dslabs") list.files(system.file("script", package = "dslabs")) ## [1] "make-admissions.R" ...
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MATH 217 Inferential Statistics Lab
library(tidyverse) library(openintro) Exercise 1 In the first paragraph, several key findings are reported. Do these percentages appear to be sample statistics (derived from the data sample) or population parameters? “59% of the world said that they think of themselves as religious person, 23% think of themselves as not religious whereas 13% ...
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Document
library("rgdal") rgdal: version: 1.5-23, (SVN revision 1121) Geospatial Data Abstraction Library extensions to R successfully loaded Loaded GDAL runtime: GDAL 3.1.4, released 2020/10/20 Path to GDAL shared files: /Library/Frameworks/R.framework/Versions/4.0/Resources/library/rgdal/gdal GDAL binary built with GEOS: TRUE Loaded PROJ runtime: Rel....
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Data 110 - Final Project
Crime Statistics in the United States, 1979 - 2019 Introduction Crime and Policing have a long and complex history in the United States. In this project we examine trends in different categories of crime since 1979. Crime has tended to decrease over time in the United States, all the way back to Colonial times, however there have been intermiten...
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