CHP 1 2 3 LIVE TEST

A student appears for tests 1, 2 and 3. The studentis successful if he passes either in tests 1 and 2 or tests 1 and 3. The probabilities of the student passing in tests 1, 2 and 3 are p, q and (1)/(2) , respectively. If the probability that the student is successful is (1)/(2) , then

Discussion OF Chapter Test - 1,2 || Chapter Test - 3 ( Question no. 1 and 2 )

Which test is used for (1^@, 2^@, 3^@) alcohol.

Chapter test -2 and 3 (1 to 9) discussion

Chapter Test - 2, 3 ( Question No. 1 to 11 ) discussion

A student can pass test 1 with a probability of 3/4 . For the next three tests, the probability of passing in test k(k ge 2) depends on his passing test (k-1). If he passes test (k 1), then probability of passing test k is 3/4 otherwise 1/4 . Let p be the probability that he passes at least three tests out of first four, then 16/27p is equal to ____

A, B, C,D, E, F, G and H live on eight different floors, Ground floor is no 1, 1st floor is no 2 and so on. There are 2 floors between the floor on which B and H live. D lives on an odd – numbered floor and he does not live immediate below or above F's floor. F lives below H's floor. D does not live immediately below or above B's floor. A does not live on an even numbered floor. C does not live on the topmost floor. G lives on 6th floor. E does not live below H and B lives on floor no 5) Who among the following lives on the floor no 3 ?

A student appears for test I and II.The student is successful if he passes either in test I or test II.The probability of the student passing in test I and II are p and (1)/(3) respectively.If the probability that the student is successful is (1)/(2) then find the value of p.

Discussion OF Test Paper-1 ,2and 3