Apply arithmetic mean of frequency distribution to find the expected value of a random variable The expected value of discrete random variable as summation of product of discrete random variable by ...

The National Institute of Open Schooling (NIOS) has released the updated Class 12 syllabus for the 2025-26 academic year, a critical resource for all students preparing for the upcoming examinations.

Class 12th Mathematics Syllabus 2025: The CBSE Class 12 Mathematics Board Exam 2025 is scheduled to be conducted on March 8, 2025 (Saturday). With the exam approaching, having a clear understanding of ...