Publications by Lorraine Gaudio
ANTH 504 Week 7Chi-square test
Chi-square test This document was composed from Dr. Snopkowski’s ANTH 504 Week 5 lecture and Danielle Navarro’s 2021 Learning statistics with R Chapter 12. Statistical Tests For each statistical test we discuss, I want you to note: What type of variables do we need for this test? What is the null and alternative hypotheses? What test (and ...
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HW 5
Confidence Intervals, Hypothesis Testing & Chi-square test ANTH 504 1. Previously, we created this data set which represents the amount of time (in seconds) that it takes 21 heavy smokers to fall off a treadmill at the fastest setting: twentyone_smokers <- c(18, 16, 18, 24, 23, 22, 22, 23, 26, 29, 32, 34, 34, 36, 36, 43, 42, 49, 46, 46, 57) hi...
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ANTH 504 Week 5 & 6 Estimating unknown quantities from a sample & Hypothesis Testing
Chapter 10 This document was composed from Dr. Snopkowski’s ANTH 504 Week 5 lecture and Danielle Navarro’s 2021 Learning statistics with R Chapter 10 and 11. Audio 230209_001 Time 55:08 Objectives for Ch. 10 Identify Samples vs. Populations The Law of Large Numbers and Central Limit Theorem Estimating population parameters Estimating con...
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HW_4
Homework: Week 4 Visualization, Confidence Intervals, & Hypothesis Testing ANTH 504 1.Irizarry exercises 11.13 Complete Questions 1-3, 5-8 for exercises 11.13 in Irizarry text. data-visualization-principles-exercises-20 11.13 Exercises For these exercises, we will be using the vaccines data in the dslabs package: library(dslabs) data(us_contag...
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ANTH 504 Week 5 Notes Multimodal Wealth Distribution
Introduction to Probability This document was composed from Dr. Snopkowski’s ANTH 504 Week 5 lecture and Danielle Navarro’s 2021 Learning statistics with R Chapter 9. • Audio: 230209_001 • Time: 18:30 HOW ARE PROBABILITY AND STATISTICS DIFFERENT? Probability theory is the “doctrine of chances” • What are the chances of a fair c...
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ANTH 504 Week 4 Notes Data Visualization
Data Visualization This document was composed from Dr. Snopkowski’s ANTH 504 Week 4 lecture and from Introduction to Data Science: Data analysis and prediction algorithms with R by Rafael A.Irizarry (Irizarry 2019). Ch.10 Principles data.table Sometimes you will see |> instead of the %>%. The |> code works the same as %>% murders |> head() ...
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ANTH Week 3 GGPLOT Ch 9
This document was composed from Dr. Snopkowski’s ANTH 504 Week 4 lecture and from Introduction to Data Science: Data analysis and prediction algorithms with R by Rafael A.Irizarry Visualizing data distributions Example: You want to describe height data to an extraterrestrial that has never seen humans. library(tidyverse) ## ── Attaching ...
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ANTH Week 3 GGPLOT Ch 8
This document was composed from Dr. Snopkowski’s ANTH 504 Week 3 lecture and from Introduction to Data Science: Data analysis and prediction algorithms with R by Rafael A.Irizarry. GGPLOT2: Graphing In R Markdown There are 3 components of our ggplot2 function: 1. Data 2. Geometry – type of chart (scatterplot , barchart, histogram) 3. Aesth...
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HW_3
Homework 3:Visualization in Practice The NHANES dataset is survey data collected by the US National Center for Health Statistics (NCHS) which has conducted a series of health and nutrition surveys since the early 1960’s. Since 1999 approximately 5,000 individuals of all ages are interviewed in their homes every year and complete the health ex...
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ANTH 504 Class Notes
Packages library(dslabs) library(tidyverse) ## ── Attaching packages ─────────────────────────────────────── tidyverse 1.3.2 ── ## ✔ ggplot2 3.4.0 ✔ purrr 1.0.1 ## ✔ tibble 3.1.8 ✔ dplyr 1.0.10 ## ✔ tidyr 1.2.1 ✔ stringr 1....
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