In a simultaneous throw of three coins, what is the probability of getting at least $2$ tails
In a simultaneous throw of three coins, what is the probability of getting at least $2$ tails
- A
$\frac{1}{8}$
- B
$\frac{1}{4}$
- C
$\frac{1}{2}$
- D
None of these
Similar Questions
Choose a number $n$ uniformly at random from the set $\{1,2, \ldots, 100\}$. Choose one of the first seven days of the year $2014$ at random and consider $n$ consecutive days starting from the chosen day. What is the probability that among the chosen $n$ days, the number of Sundays is different from the number of Mondays?
Choose a number $n$ uniformly at random from the set $\{1,2, \ldots, 100\}$. Choose one of the first seven days of the year $2014$ at random and consider $n$ consecutive days starting from the chosen day. What is the probability that among the chosen $n$ days, the number of Sundays is different from the number of Mondays?
- [KVPY 2014]
The probability that an ordinary or a non-leap year has $53$ sunday, is
The probability that an ordinary or a non-leap year has $53$ sunday, is
If a coin be tossed $n$ times then probability that the head comes odd times is
If a coin be tossed $n$ times then probability that the head comes odd times is
A die is thrown, find the probability of following events: A number less than $6$ will appear,
A die is thrown, find the probability of following events: A number less than $6$ will appear,
A die is rolled. Let $E$ be the event "die shows $4$ " and $F$ be the event "die shows even number". Are $E$ and $F$ mutually exclusive ?
A die is rolled. Let $E$ be the event "die shows $4$ " and $F$ be the event "die shows even number". Are $E$ and $F$ mutually exclusive ?