R codes

Question 1

Code for a scatterplot

Answer 1

plot(VN, VN, xlab=”VN”, ylab=”VN”)

Question 2

To add a line of best fit to scatterplot

Answer 2

Library(readx1)
abline(Lm(VN~VN), col = “red”)

Question 3

code for Z-score

Answer 3

codename$codename<-scale(VN, center=TRUE, scale=TRUE)

Question 4

Code to turn off scientific notion for really small p-values

Answer 4

options(scipen = 999)

Question 5

regression / ANOVA table

Answer 5

Model1 <- Lm(VN~VN)
summary(Model1)

Question 6

code for Pearsons

Answer 6

cor.test(VN, VN)

Question 7

code for Spearman’s

Answer 7

cor.test(VN, method= “spearman”)