From this video, you will learn about the normal probability Curve (NPC). Applications of normal probability Curve (NPC). Application 1. Converting raw score into comparable standard normalized scores. Application 2. Comparing the achievement. Application 3. To determine the relative difficulty value of the test items. In this video, you will find the definition, explanation, difference, application, solution, computation, and examples in Hindi and English both. links for the lectures related to this topic https://youtu.be/MjbwUHPhLyk https://youtu.be/BtAzeYTzOTA https://youtu.be/1HR1ccYV3zI https://youtu.be/84vGGeWRg88 link of our facebook page https://www.facebook.com/metaeducationnet link of our facebook group https://www.facebook.com/groups/metaeducation/?ref=pages_profile_groups_tab&source_id=1767616299985185