author: deborah nolan

XML and Web Technologies for Data Sciences with R

... worksheet, we can add a <Relationship> node to the rels document with this information. We use newXMLNode() in XML to do this as follows: newXMLNode( "Relationship ... Functions similar to addWorksheet() have been developed to add image ...

Learning Data Science

... W3Schools, Introduction to SQL. Accessed September 15, 2023. https://w3schools.com/sql/sql_intro.asp. Kleppmann, Martin. Designing Data-Intensive Applications. Sebastopol, CA: O'Reilly, 2017. The classic The Essence of Databases offers ...

Teaching Statistics: A Bag of Tricks

... Shiny”: http://shiny.rstudio.com/tutorial 2. RStudio, “Shiny”: http://shiny.rstudio.com 3. RStudio, “Shiny gallery ... cheat sheet”: https://github.com/tiimgreen/github-cheat-sheet 3. Andrew Gelman, “Is there too much coauthorship in ...

Stat Labs: Mathematical Statistics Through Applications

... nucleotides. A single nucleotide has three parts: a sugar, a phosphate, and a base. All the sugars in DNA are deoxyribose — thus the name deoxyribose nucleic acid, or DNA. The bases come in four types: adenine, cytosine, guanine, and ...

Communicating with Data: The Art of Writing for Data Science

... letters of the alphabet for constants, functions, indices, and random ... Greek alphabet also tend to have specificuses, e.g., μ for expected value, σ ... LaTeX and Markdown. The guidelines we have provided in Sections 8.6 and 8.7 ...

Stat Labs: Mathematical Statistics Through Applications

... test . We begin with the prob- ability model . Let X1 , ... , X119 denote ... Chapter 3 , we saw that it might be appropriate to take logarithms of X ... a p - value less than 0.05 is said to be statistically significant , and one that is ...

Data Science in R: A Case Studies Approach to Computational Reasoning and Problem Solving

... read the file into a data frame in just one pass. And, this data structure allows us to use group-by operations on ... offline.final.trace.txt") Each line in the offline file has been read into R as a string in the character vector txt ...

Teaching Statistics: A Bag of Tricks

... columbia.edu/~gelman/research/published/visreply3.pdf 2. Ben Goodrich and Alex Coppock, “RStudio for you”: https:// courseworks.columbia.edu/access/content/group/QMSSG4065_001_ 2015_1/RStudio/G4065.html 3. Andrew Gelman, R tutorial ...

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