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Mean and Variance of Probability Distribution Class 12 (in Hindi)
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Mean and variance of probability distribution for class 12 and jee mains

Poonam Rani
M.SC MATHEMATICS, MATH MENTOR YOUTUBER, experience of 5 years

U
Unacademy user
ma'am plz include time serious & index number
  1. Mean and. Vasiance of Random Va ablet ean+ The mem(f R ide as ECK Exprotation med a = o pectation oMeant let is detieol as


  2. Standard Deviation of Random vaiable


  3. a well Shuffleeh fach of 52 Grds Fn meamom ea number Rea Cads X-umberof Red andstolan too Grds d.auonm 52 co 95 261 260 /02 8


  4. (o2- 0 25 52 52 lo 2 o2 o 2 (o2 (o2- Meon