Score Module

Hello, i have to remove score module screen. Problem: i am adding a coures "PHP Introduction" in learninig path->course. and then i add module in course->module "Introducton". and then i add activity in that module module->activity "PHP Intro..." and then publish my coures and course is created. then authenticate user read Introduction Module and the Click on next button that time display score that score i have to remove so what should i do?