init chapter-6
Update chapter-6.md
add images
probability
Update chapter-6.md
add images
update chapter-6
Update chapter-6.md
add images
Update chapter-6.md
Update chapter-6.md
add images
Update chapter-6.md
update chapter-6
update chapter-6
bayes in python
fix tab
update chapter-6
Update chapter-6.md
Update chapter-6.md