Publications by Alec McCabe
606 - Lab 3
Probability Alec McCabe The Hot Hand Basketball players who make several baskets in succession are described as having a hot hand. Fans and players have long believed in the hot hand phenomenon, which refutes the assumption that each shot is independent of the next. However, a 1985 paper by Gilovich, Vallone, and Tversky collected evidence that ...
12258 sym R (4351 sym/35 pcs) 6 img
Formatting Wide to Long with IL Vaccine Data
607_homework_4 Alec 9/21/2021 Israeli Population research Total Population 9.053 Million source: https://en.wikipedia.org/wiki/Demographics_of_Israel Who is eligible for vaccine? Persons 12 years or older source: https://govextra.gov.il/ministry-of-health/covid19-vaccine/en-covid19-vaccination-information/ How many are eligible for vaccine? 2...
3410 sym R (3737 sym/36 pcs)
World Health Indicators
World Health Indicators Alec 10/3/2021 Introduction Discussion Board Title: World Government Indicators Dataset: https://info.worldbank.org/governance/wgi/Home/downLoadFile?fileName=wgidataset.xlsx Provided by: Thomas Buonora Suggested Prompt: None provided, will perform self-exploration around these questions: What countries have the lowest Voi...
5026 sym R (7172 sym/64 pcs) 2 img
606_lab_5_part_1
Foundations for statistical inference - Sampling distributions Alec McCabe In this lab, you will investigate the ways in which the statistics from a random sample of data can serve as point estimates for population parameters. We’re interested in formulating a sampling distribution of our estimate in order to learn about the properties of the ...
11456 sym R (3309 sym/27 pcs) 4 img
606_lab_5_part_2
Foundations for statistical inference - Confidence intervals Alec McCabe If you have access to data on an entire population, say the opinion of every adult in the United States on whether or not they think climate change is affecting their local community, it’s straightforward to answer questions like, “What percent of US adults think climat...
11016 sym R (1487 sym/10 pcs) 1 img 1 tbl
606_lab_6
Inference for categorical data Alec McCabe Getting Started Load packages In this lab, we will explore and visualize the data using the tidyverse suite of packages, and perform statistical inference using infer. The data can be found in the companion package for OpenIntro resources, openintro. Let’s load the packages. library(tidyverse) librar...
8886 sym R (2027 sym/21 pcs) 1 img
607_homework_10
607_homework_10 Alec 10/31/2021 Load packages for assignment library(tidytext) 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(stringr) library(tidyr) li...
4767 sym R (7694 sym/65 pcs) 11 img
606 Homework 8
Chapter 8 - Introduction to Linear Regression Alec McCabe Nutrition at Starbucks, Part I. (8.22, p. 326) The scatterplot below shows the relationship between the number of calories and amount of carbohydrates (in grams) Starbucks food menu items contain. Since Starbucks only lists the number of calories on the display items, we are interested i...
4174 sym R (3427 sym/23 pcs) 10 img
Homework Discussion 11
Recommendation Systems - OKCupid Alec 11/7/2021 Perform Scenario Design “Perform a Scenario Design analysis as described below. Consider whether it makes sense for your selected recommender system to perform scenario design twice, once for the organization (e.g. Amazon.com) and once for the organization’s customers.” Recommendation System...
1335 sym R (3488 sym/2 pcs)
607 Document Classification Project
607 Project 4 Alec 11/12/2021 Project Introduction Using available tools such as the tm-package and SnowballC, create a NLP model to perform Document Classification on emails. Emails are sourced from SpamAssassin, and are pre-tagged as being either ‘spam’ (spam email) or ‘ham’ (normal emails). Project Load libraries library(stringr) li...
3435 sym R (8548 sym/64 pcs)