GRE Subject Test: Math - Discrete Distributions

1

A fair coin is tossed 15 times. What is the probability of observing less than 3 heads?

2

A fair coin is tossed 15 times. What is the probability of observing less than 3 heads?

3

X is a continuously and uniformly distributed on the interval (0,50). Find the Expected Value (E\[x\]) and Variance (Var(x)) of X.

4

X is a continuously and uniformly distributed on the interval (0,50). Find the Expected Value (E\[x\]) and Variance (Var(x)) of X.

Discrete Distributions