May 2019
Beginner to intermediate
266 pages
5h 57m
English
Content preview from Hands-On Exploratory Data Analysis with R
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Introducing and reading a dataset
In this chapter, we will focus on a macroeconomic dataset that is found in a built-in library called dataset in R. It provides a well-known example of a highly collinear regression.
The data frame includes seven economical variables, observed yearly from 1947 to 1962 (n=16):
> library(pls)> data(longley)
As discussed in previous chapters, we will carry out the following steps to read the data structure:
- After including the necessary libraries, you can have a look at the attribute structure:
> longleyGNP.deflator GNP Unemployed Armed.Forces Population Year Employed1947 83.0 234.289 235.6 159.0 107.608 1947 60.3231948 88.5 259.426 232.5 145.6 108.632 1948 61.1221949 88.2 258.054 368.2 161.6 109.773 1949 60.171 ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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