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Probability
The probability of a certain event is a number expressing the likelihood that a specific event will occur, expressed as the ratio of the number of actual occurrences to the number of possible occurrences. In mathematics, it is a measure of how often an event will happen and is the basis of statistics.
14,643 Questions
In order for 4 red marbles to be one-third of a group and 3 blue marbles to make up one-fourth of the same group the number has to equal 12.
You are dealt a 5-card hand from a deck of 52 cards. Let event F equal "all the cards in your hand are from the same suit" and let event S equal "the numbers of your cards form an uninterrupted sequence."
Which of the following hands are contained in the event F
What is the probability of winning the jackpot if you play the Florida lotto?
I bet that you will find it printed on the back of any Florida Lotto ticket.
No it is not, Les then 20% of the worlds men are circumcised and the procedure is usually inflicted upon them before they are old enough to stop it from being done to them. This us usually done in answer to a religious or cultural requirement and in some cases for so called therapeutic reasons reasons. Medial authority's see no advantage in routine circumcision and say that the penis should be left intact unless treatment is required for an existing condition that can not be treated in any other way.
A plain that has formed from periodically overflowing river.
How many ways can you arrange 5 squres?
With only the information that is given in the question, the answer is infinitely many ways. A single square can be placed anywhere, and rotated through o=90 degrees.
How many times will the number 4 come up if you toss a 6 sided die 30 times?
The actual number of times 4 comes up is impossible to find, but the expected value of 4 coming up if you toss a 6-sided die 30 times is 5 times.
What is 3095sixteen to a base ten numeral?
You can convert this to base ten by re-writing 3096 as a summation of hex powers:
3*16^3 + 0*16^2 + 9*16^1 + 5*16^0 = 12437 in base 10
What are the odds of rolling five of any kind with 5 dice?
accumulated binominal distribution 6*f(k;n,p) = 6*f(5;5,1/6)
This is the definition of a "barrier spit".
(A tombolo is a sandbar that connects the mainland to an island, forming a permanent or temporary isthmus, and the island can be known as a "tied island".)
Prob of 0 Heads = 1/8
Prob of 1 Head = 3/8
Prob of 2 Heads = 3/8
Prob of 3 Heads = 1/8
Mean number of Heads = Sum of [x*Prob of x Heads] where the sum is over all possible values of x.
= 0*1/8 + 1*3/8 + 2*3/8 + 3*1/8 = 12/8 = 3/2 or 1.5
How play coin on 3ds with out getting 10 coin a time for free?
You can't get the play coins without earning them.
What is the chance of rolling a six on a dice?
1 in 6. There are six possible numbers, and it is one of those, so on one roll you have a one in six chance of rolling a six or any other individual number.
What is the volume of a water baloon?
September in the North
May in the South
June in the East
December in the west
It's because of genes
When Rolling 2 dice which outcome is more likely a sum of 2 or a sum of 4?
A sum of 4 is more likely. Out of the 36 possible outcomes with a pair of 6-sided dice, only one will have a sum of 2 {1-1}. Three of the possibilities sum to 4. {1-3, 2-2, 3-1}
How many 3's will i get if i roll a dice 100 times?
the chances of getting a two is 1/6
1/6x100=100/6=50/3
How many combinations can you roll using four dice?
126 combinations.
Remember that the order does not matter.
What are the odds in favor of getting heads in a single toss of a coin?
The probability of heads is 1/2.
If John throws a fair 6 sided die what is the probability he will get a multiple of 3?
The multiples of 3 that can be rolled are 3 and 6
Therefore probability of a success is 2/6 or 1/3
There are 8 permutations of three coins ...
T T T
T T H
T H T
T H H
H T T
H T H
H H T
H H H
... counting heads and sorting by count, you get ...
0 - T T T
1 - T T H
1 - T H T
1 - H T T
2 - T H H
2 - H T H
2 - H H T
3 - H H H
... so, the probability of each possible number of heads is 0: 1 in 8, 1: 3 in 8, 2: 3 in 8, and 3: 1 in 8.
What is the sample space of rolling a one on a dice?
impossible or 1/6
* * * * *
No!
The sample space refers to the set of possible outcomes, not the probability of any one outcome.
Suppose six coins are flipped then the probality of getting at least one tail?
The probability of getting at least one tail in a flip of six coins is the same as the probability of not getting all heads, which is 1 - (0.56), or 0.984375.
