Lighting is used in this shot to make the house feel cold old and run down. This is done by using a cool white light coming into the room from a cloudy window. The director has used this lighting to enhance the idea that coralines life at home is dull and boring and she is unhappy there it also provides contrast to the other world which is bright & warmly lit.

Lighting is used in this shot to make it look like coraline is happier & joyful living with her normal mum & dad

This is done by using a warm yellow light from the light bulb

Why i think the director lighted the scene this way? i think the director lighted the scene this way because It makes it like coraline feels safe & comfortable and The mother is basically Catching her to make coraline like her more and to love the other mother more.