GO Electrical

0 votes

Two coins $R$ and $S$ are tossed. The $4$ joint events $H_{R}H_{S}, T_{R}T_{S}, H_{R}T_{S}, T_{R}H_{S}$ have probabilities $0.28, 0.18, 0.30, 0.24$, respectively, where $H$ represents head and $T$ represents tail. Which one of the following is TRUE?

- The coin tosses are independent.
- R is fair, S is not.
- S is fair, R is not.
- The coin tosses are dependent.

847 questions

37 answers

10 comments

25,980 users