Functions: Hypothesis Testing

Question 1

t-test function

Answer 1

**Age by headband t-test
**
t.test(formula = age ~ headband,
data = pirates,
alternative = ‘two.sided’)

Question 2

Pearson product moment correlation test

Answer 2

cor.test(formula = ~ height + weight,
data = pirates)

Question 3

linear regression model

Answer 3

first create the model:
tchests.model <- lm(formula = tchests ~ age + weight + tattoos,
data = pirates)

then run descriptives on the model:
summary(tchests.model)