Publications by Thomas Wood (

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Today, we’ll work on just one (or 1.5) topic(s). In labs to date, I’ve been very irresponsible in my pedagogical approach, using a ton of dplyr verbs without going through this technology. That’s rectified today. Then, we’ll touch on simple example of reshaping. First, we’ll download some data on the Billboard Hot 100, gathering all c...

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PS4160 Fall 2021 Lab 3

Hi all– Great lab! Hope we figured out some of the flexibility and power of the dplyr and tidyverse approach. The Lab Q1 The first questions asks us to generate a new variable, called d1$decade, which will allow us to group together all the separate charting results within decade-long groups, and do calculations inside those groups. we’ll s...

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