*Biostats 200 Lab 7 - commuting time 

*Describe data
sum time, detail 
hist time, normal

tab gender 
tab transport
tab satisfaction

**GENDER
hist time, by(gender) normal
graph box time, by(gender) 
*parametric
ttest time, by(gender) 
*non-parametric 
ranksum time, by(gender)

 
**TRANSPORT TYPE
hist time, by(transport) normal
graph box time, by(transport) 
tabstat time, by(transport) s(n mean sd min median max)
*parametric
oneway time transport
oneway time transport, bonferroni
*nonparamteric
kwallis time, by(transport)

**SATISFACTION 
hist time, by(satisfaction) 
graph box time, by(satisfaction) 
tabstat time, by(satisfaction) s(n mean sd min median max)
*parametric
oneway time satisfaction
oneway time satisfaction, bonferroni
*non parametric 
kwallis time, by(satisfaction)