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probability
Questions and answers by visitors named
probability
Questions (12)
it is dark in room and i went to get two socks of he same colour from my drawer,which contains 26 red,24 blue and 34 brown
1 answer
383 views
Suppose flaws occur on the surface of glass with density of 3 per square meter. What is the probability of there being exactly 4
2 answers
518 views
How large a sample will we need to be able to assert with probability 0. 90 that the sample mean will not differ from the true
1 answer
351 views
In a random sample of 95 sections of pipe in a chemical plant, 16 showed signs of serious corrosion. Construct a 98% confidence
1 answer
360 views
X is a random variable following binomial distribution with mean 2.4 and variance 1.44 find
4 answers
1,634 views
For his next trick, a magician will draw a “royal flush” – 10, Jack, Queen, King and Ace of the same suit – in the exact
1 answer
442 views
If you make a bunch of cookies, and ten of your friends wanted some cookies. There are, in total, 5 dozen (60) cookies. Each
2 answers
665 views
a bag contains 3 oranges and 2 mangoes 2 fruits are drawn at random with replacement illustrate
1 answer
496 views
In a certain high school class, consisting of 60 girls and 40 boys , it is observed that 24 girls and 16 boys wear eyeglasses.
4 answers
1,576 views
By picking a natural number randomly upto 100 find the probability of the number being perfect cube
1 answer
420 views
p(a)=1/3, p(b)=1/4.p(aub)=1/2. find p(a/b)?
1 answer
164 views
An experiment has two possible outcomes A or B. The probability that A will occur is. You are going to perform this experiment
4 answers
478 views
Answers (4)
An experiment has two possible outcomes A or B. The probability that A will occur is 1/3. You are going to perform this experiment eight times. What is the probability that B will occur at least three times?
A group consists of 120 students. Of these, 60 are studying French, 50 are studying Spanish and 20 are studying French and Spanish. A student is selected at random. What is the Probability that the student is studying only French?
X is a random variable following binomial distribution with mean 2.4 and variance 1.44 find P[X>5]
Q.4. X is a random variable following binomial distribution with mean 2.4 and variance 1.44 find P[X>5]
