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 ...

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 ...

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.