zajecia13

zajecia12/zadania.R

@@ -121,3 +121,5 @@ mean(pca_3$sdev^2)
 
 
 
+
+

zajecia13/.Rhistory

@@ -0,0 +1,21 @@
+head(mtcars)
+plot(mtcars$mpg, mtcars$wt, xlab = "mpg", ylab = "wt", pch = 16)
+shapiro.test(mtcars$mpg)$p.value
+qqnorm(mtcars$mpg)
+qqline(mtcars$mpg, col = "red")
+shapiro.test(mtcars$wt)$p.value
+qqnorm(mtcars$wt)
+qqline(mtcars$wt, col = "red")
+shapiro.test(mtcars$mpg)$p.value
+qqnorm(mtcars$mpg)
+qqline(mtcars$mpg, col = "red")
+shapiro.test(mtcars$wt)$p.value
+qqnorm(mtcars$wt)
+qqline(mtcars$wt, col = "red")
+cor.test(mtcars$mpg, mtcars$wt, method = "pearson")$p.value
+cor.test(mtcars$mpg, mtcars$wt, method = "pearson")$est
+cor.test(mtcars$mpg, mtcars$wt, method = "pearson")$conf.int
+cor.test(mtcars$mpg, mtcars$wt, method = "kendall")$p.value
+cor.test(mtcars$mpg, mtcars$wt, method = "kendall")$est
+cor.test(mtcars$mpg, mtcars$wt, method = "spearman")$p.value
+cor.test(mtcars$mpg, mtcars$wt, method = "spearman")$est

zajecia13/README.md

@@ -0,0 +1,5 @@
+# Zajęcia 13
+Analiza korelacji
+
+
+## Notatki

zajecia13/zadania.R

@@ -0,0 +1,21 @@
+# ZAD1
+
+head(mtcars)
+
+plot(mtcars$mpg, mtcars$wt, xlab = "mpg", ylab = "wt", pch = 16)
+
+shapiro.test(mtcars$mpg)$p.value
+qqnorm(mtcars$mpg)
+qqline(mtcars$mpg, col = "red")
+shapiro.test(mtcars$wt)$p.value
+qqnorm(mtcars$wt)
+qqline(mtcars$wt, col = "red")
+
+cor.test(mtcars$mpg, mtcars$wt, method = "pearson")$p.value
+cor.test(mtcars$mpg, mtcars$wt, method = "pearson")$est
+cor.test(mtcars$mpg, mtcars$wt, method = "pearson")$conf.int
+
+cor.test(mtcars$mpg, mtcars$wt, method = "kendall")$p.value
+cor.test(mtcars$mpg, mtcars$wt, method = "kendall")$est
+cor.test(mtcars$mpg, mtcars$wt, method = "spearman")$p.value
+cor.test(mtcars$mpg, mtcars$wt, method = "spearman")$est

zajecia13/zajecia13.Rproj

@@ -0,0 +1,13 @@
+Version: 1.0
+
+RestoreWorkspace: Default
+SaveWorkspace: Default
+AlwaysSaveHistory: Default
+
+EnableCodeIndexing: Yes
+UseSpacesForTab: Yes
+NumSpacesForTab: 2
+Encoding: UTF-8
+
+RnwWeave: Sweave
+LaTeX: pdfLaTeX

zajecia6/README.md

@@ -20,7 +20,7 @@ Wartość p, p-wartość, prawdopodobieństwo testowe.
 
 
 ## Wykres Q-Q
-Ten wykres (kwantyl - kwantyl) słuzy do porównania wartości estymowanej - linia z prawdziwymi zmierzonymi wartościami - kropki.
+Ten wykres (kwantyl - kwantyl) słuzy do porównania wartości estymowanej - linia, z prawdziwymi zmierzonymi wartościami - kropki.
 W tych ćwiczeniach ta wartość przewidziana to po prostu najlepiej pasująca linia do punktów.
 <br/><br/>
 ![QQ](q-q.png)