Lecture handout:

chp4-handout.pdf (continuing after normal distributions)

Lecture slides (w/ answers):

chp4.pdf

###Textbook: Chapter 4: Distributions of Random Variables

R topics:

adding a column:

x$newCol <- newData

####charts

hist(age, freq=F)
mean(age)
sd(age)
lines(1:100, dnorm(1:100, 45,17))
rug(jitter(age,1))
pie(table(genhlth))
boxplot(age ~ genhlth)
barplot(table(genhlth))