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  4. If (1 + 3 textp/3) text, (1 - textp/4) and (1 - 2 textp/2) are probabilities of mutually exclusive events of a random experiment, then the range of textp is

Q. If and are probabilities of mutually exclusive events of a random experiment, then the range of is

NTA AbhyasNTA Abhyas 2020Probability Report Error

Solution:

Since, the probability lies between and



Again, the events are mutually exclusive



From Eqs. (i) and (ii), we get

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