EASY
12th West Bengal Board
IMPORTANT
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Two mutually independent non-null events can never be mutually exclusive.

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Important Questions on Probability (Part-II)

EASY
12th West Bengal Board
IMPORTANT
RUDIMENTS of MATHEMATICS For Class 12 of +2 Level>Chapter 27 - Probability (Part-II)>EXERCISE>Q 2
Two mutually exclusive events are always mutually independent.
EASY
12th West Bengal Board
IMPORTANT
RUDIMENTS of MATHEMATICS For Class 12 of +2 Level>Chapter 27 - Probability (Part-II)>EXERCISE>Q 2
The events A=HHH, HHT and B=HHH, HTT, HTH, THH in the experiment of tossing a coin thrice are mutually independent.
EASY
12th West Bengal Board
IMPORTANT
RUDIMENTS of MATHEMATICS For Class 12 of +2 Level>Chapter 27 - Probability (Part-II)>EXERCISE>Q 2
For two non null events A and B, if PA/B¯>PA, thenPA/B<PA.
EASY
12th West Bengal Board
IMPORTANT
RUDIMENTS of MATHEMATICS For Class 12 of +2 Level>Chapter 27 - Probability (Part-II)>EXERCISE>Q 2
For two non-null events A and B, if PA=25, PA/B¯=34  and if PAPA/B=7k, then k>17.
EASY
12th West Bengal Board
IMPORTANT
RUDIMENTS of MATHEMATICS For Class 12 of +2 Level>Chapter 27 - Probability (Part-II)>EXERCISE>Q 2
If two events A and B are independent, then A¯ and B¯ are independent but A and B¯ are not independent.
EASY
12th West Bengal Board
IMPORTANT
RUDIMENTS of MATHEMATICS For Class 12 of +2 Level>Chapter 27 - Probability (Part-II)>EXERCISE>Q 3
If A is the null event, then for any event B, PB/A is
EASY
12th West Bengal Board
IMPORTANT
RUDIMENTS of MATHEMATICS For Class 12 of +2 Level>Chapter 27 - Probability (Part-II)>EXERCISE>Q 3
If for two non null events A and B, PA/B>PA, then
EASY
12th West Bengal Board
IMPORTANT
RUDIMENTS of MATHEMATICS For Class 12 of +2 Level>Chapter 27 - Probability (Part-II)>EXERCISE>Q 3
If A and B are any two non-null mutually independent events, then