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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
Is it possible to grow from 5 ft 8 in to 6 ft or even 6 ft 2 in?
I know lots of people who are over 6ft tall and I'm pretty sure they were 5' 8" at some point...
the mean
What are the z-score boundaries for the middle of 50 percent of the distribution?
50
* * * * *
z = -0.67449 to z = +0.67449
What is the probability of a vowel being picked at randoms from the word probability?
The word 'probability' has 11 letters and 5 of them are vowels (including the 'y'). Therefore the probability of picking a vowel is 5/11.
Since each of the three colours has an equal chance of being drawn, theoretically if you draw four marbles from the bag, you should have at leas two of the same colour.
However, there is a 1/3 (33.33%) chance that the first two marbles you pull out will be the same color. There is just a guarantee that you will have two of at least one color after pulling out four.
Why is number seven the most common number to roll on a pair of dice?
Because every combination is equally probable, but more combinations sum to seven than to any other total.
There are 36 possible combinations; of these seven will produce 7, only one will give 2 and only one will give 12.
How many arrangements of the letters in the word SCHOOLS are there?
The number of permutations of the letters in the word SCHOOLS is the number of permutations of 7 things taken 7 at a time, which is 5040. However, since two of the letters, S and O, are duplicated, the number of distinct permutations is one fourth of that, or 1260.
What is the probability of rolling a number less than 7.?
With a single cube, the probability is 100%
With two cubes, the probability is 15/36 = 5/12 = 412/3 %
What does it mean 100 percent chance of precipitation?
There is no 100% CHANCE of anything - If it is 100% it is 100% - raining or snowing
What is the probability of drawing a queen of spades?
1/52, or One over Fifty-Two.
The odds are so because there are fifty-two cards in a deck, and there is only one Queen of Spades.
The chances of you picking a Queen of Spades is One in Fifty-Two tries.
If you are using jokers, 1/54, because there are 2 extra.
How do you work out probability?
The probability of a result you want is
(the total number of results that would satisfy you) divided by (the total number of all possible results).
How many favourable outcomes are possible if you roll a 6 sided die?
It depends what you consider favorable.
There are 6 possible outcomes of a single roll of a 6-sided die.
What is the probability that divisor of 1099 is a multiple of 1096?
u posted the question in wrong way... it must be... 1099 and 1096
the answer is 1/625...
What are the odds of having two children born on the same birthday in different years?
I don't know what the exact odds are but it does happen:
My Mum and her older sister are born on the same day 3 years apart,
add to the statistical odds of fun I was also born on the same day.
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don't very likely
