1. i assume i install correctly, i do not see any installation error.
2. yes, i created a project. it runs and loads the emulator.
3. i am sorry, i do not know what is proper manifest.
4. yes, i created a virtual device with target name: android 4.2.2
5. as i say in 2. the emulator load and ran but what is shown in the start screen of the emulator is not displaying the "Hello, World!"
i included the screen shot of the emulator below: