how to add Rating bar in Blogger blog

I want to integrate rating bar to my blog, which is hosted on Blogger. and i want to display this rating on google search result, can anyone help ?

i have tried adding rating bar on android, so i want to add rating bar to my blog too. so i can make an android app for my blog and i can control rating through my android app. please help me but I'm not sure that what I search. I want to just provide ability for users to rate my blog through android app.