Question
The value of a and b so that the following is
probability mass function X:                           0             1             2 P(X =x):                               3a          3b          4b with mean 1.1, is:Solution
The correct answer is A
More Welfare Economics Questions
Choose the missing term.
3F, 6G, 11I, 18L,?
Find the missing number in the given number series.
2, 5, 16, 65, 326, ?53 × 38 + 32 × âˆ›54872 = ?
- What will come in place of the question mark (?) in the following series?
24, 27, 34, 46, 64, ? What will come in place of the question mark (?) in the following series?
130, 158, 214, 298, ?, 550
- What will come in place of the question mark (?) in the following series?
2, 5, 16, 47, 138, ? 10, 15, 25, 35, ?, 65
15.5, 62, 186, ?, 2232, 8928
What will come in place of the question mark (?) in the following series?
1223, ?, 1308, 1553, 1393, 1638
18, 21, 45, 138, 555, ?
