Publications by Alejandro Perez
Assignment 8
R Markdown This is an R Markdown document. Markdown is a simple formatting syntax for authoring HTML, PDF, and MS Word documents. For more details on using R Markdown see http://rmarkdown.rstudio.com. When you click the Knit button a document will be generated that includes both content as well as the output of any embedded R code chunks within...
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Assignment 7
R Markdown This is an R Markdown document. Markdown is a simple formatting syntax for authoring HTML, PDF, and MS Word documents. For more details on using R Markdown see http://rmarkdown.rstudio.com. When you click the Knit button a document will be generated that includes both content as well as the output of any embedded R code chunks within...
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Assignment 6
6 a library(ISLR2) ## Warning: package 'ISLR2' was built under R version 4.1.3 library(boot) set.seed(1) degree <- 10 cv.errs <- rep(NA, degree) for (i in 1:degree) { fit <- glm(wage ~ poly(age, i), data = Wage) cv.errs[i] <- cv.glm(Wage, fit)$delta[1] } plot(1:degree, cv.errs, xlab = 'Degree', ylab = 'Test MSE', type = 'l') deg.min <- ...
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Data Mining Assignment 5
R Markdown This is an R Markdown document. Markdown is a simple formatting syntax for authoring HTML, PDF, and MS Word documents. For more details on using R Markdown see http://rmarkdown.rstudio.com. When you click the Knit button a document will be generated that includes both content as well as the output of any embedded R code chunks within...
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Assignment 3-Data Mining
R Markdown ###13 ##a library(MASS) library(ISLR2) ## Warning: package 'ISLR2' was built under R version 4.1.3 ## ## Attaching package: 'ISLR2' ## The following object is masked from 'package:MASS': ## ## Boston summary(Weekly) ## Year Lag1 Lag2 Lag3 ## Min. :1990 Min. :-18.1950 ...
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Data Mining Assignment 2
R Markdown ###2 The KNN classifyer is considered a method that is used to solve prolbems with a qualitative response. This method compares training data with the test observation variant(X0). Similar data points are then estimated for conditional probability for a set class(j). In contrast to the KNN regression method that measures quantitative...
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