The same sort of mathematical model used to predict which websites people are most apt to visit is now showing promise in helping map how lung cancer spreads in the human body, according to a new study published in the journal Cancer Research. A team of researchers used an algorithm similar to...
Fate has decided that this Friday night will be spent at a party. After three cups of punch from a bowl of unknown origin, Sam and Dean attempt to court the same lovely lady. Dean goes first and has an 80% chance of making the girl roll her eyes, while Sam has a 15% chance (independent of the...
An English class had 20 students who all took 2 tests.
8 students earned A's on the first test
6 Students earned A's on the second test
5 of them earned A's on both tests
If one of the 20 students is randomly selected, what is the probability that the student earned an A at least on one of...
A new mathematical method can help to predict a couple's chances of becoming pregnant, according to how long they have been trying. The model may also shed light on how long they should wait before seeking medical help. For example, the researchers have found that, if the woman is aged 35, after...
...everyday life which has not pre? Identify at least one (1) example of predictions or probability encountered in everyday life which has not previously been mentioned. Explain how predicting or probability is used in that situation
fires his rifle 4 times at the tar? The probability that Mr. Wesson, a rifleman, will hit a target is 0.80. He fires his rifle 4 times at the target. Assuming a binomial distribution, what is the probability that he hits the target exactly 2 times?
Answer
0.1536
0.2596
0.4096...
fires his rifle 4 times at the tar? The probability that Mr. Wesson, a rifleman, will hit a target is 0.80. He fires his rifle 4 times at the target. Assuming a binomial distribution, what is the probability that he hits the target exactly 2 times?
Answer
0.1536
0.2596
0.4096...
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After having had a cold a few weeks ago, I've developed lactose intolerance. I read somewhere that this can happen after something like a cold or flu, and that it can either be temporary or permanent. What I'm wondering is: which case is more likely, and by how much (percentages, or a ratio of...
Yes I know a lot of these questions are asked daily and the OBVIOUS solution is " go take a pregnancy test you idiot! " but, I've been on the birth control pill for about 7 years. I stopped about a month ago due to some " problems. " So I've been off of it now for just a little over 28 days. I...
variable question? Suppose the random variable X has a uniform distribution on interval [0,1].random variable Y has a uniform distribution on the interval [4,10].X and Y are independent.suppose a rectangle is to be constructed for which the lengths of two adjacent sides are X and Y.so what is...
Suppose the random variable X has a uniform distribution on interval [0,1].random variable Y has a uniform distribution on the interval [4,10].X and Y are independent.suppose a rectangle is to be constructed for which the lengths of two adjacent sides are X and Y.so what is the expected value of...
a hat has 20 cards in it. On each card is written the name of one of the three people. Mike has twice as many cards with his name than jane, and jane has 4 more cards then Eric. If a card is pulled out of the hat at random, what is the probability that it has Eric's name on it?
There are 10...
a hat has 20 cards in it. On each card is written the name of one of the three people. Mike has twice as many cards with his name than jane, and jane has 4 more cards then Eric. If a card is pulled out of the hat at random, what is the probability that it has Eric's name on it?
There are 10...
On Sundays my gym is open from 10.00 am until 16.00 pm(so 6 hours) and i go for exactly 120 mins. A girl that i like comes to the same gym on Sundays for exactly 75 mins.
a) if we both choose to go to the gym uniformly random in the time interval 10.00-16.00 what is the probability to meet each...
...repair within 1 year is 0.01? the probability that the electronic components need repair within 1 year is 0.007, and the probability that the audio components need repair within 1 year is 0.002. Assuming the events are independent, find the following probabilities. (Round your answers to four...