Math Chapter Wise question with answer

Q01 If E1 and E2 are two events such that P (E1) ≠ 0 and P (E2|E1) = 1, then English · Bihar (TRE 2.0)-2023 Q02 A and B are two independent events with equal probabilities such that P(A∪ ∪ ∪B) = 0.75, then English · Bihar (TRE 1.0) -2023 Q03 A and B are two events such that P(A) = 0.25 and P(B) = 0.50. The probability of both happening together is 0.14. T... English · KVS PGT 2023 Q04 On a shelf, two books of Mathematics, four books of Physics and three books of Chemistry are placed. How many diffe... English · KVS PGT 2022 Q05 If X is a poisson variate such that P(X = k) =P(X = k + 1) for some positive integers ‘k’ then the mean is: English · OAVS TGT 2022 Q06 Let x1, x2,..., xn be 'n' observation such that ∑ 2 i x = 400 and ∑ i x = 80, Then a possible value of 'n' among th... English · Haryana PGT 2019