probability
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probability help!
In a random sample of three integers between 1 and 365 inclusive, what is the probability, to three decimal place accuracy, that (a) the three numbers will all be di fferent; (b) the three numbers will not all be di fferent?
asked by denim on September 5, 2013 
math
I was given a table that showed a simple random sample of adults' age and annual income living in suburb of a large city. a) What is the probability that a person chosen at random from those in this sample will be the 3145 age
asked by Anonymous on September 24, 2007 
Mathematics
The blood types B and AB are the rarest of the eight huan blood types representing 1.5% and .6% respectively. a) If the blood types of a random sample of 1000 blood donors are recorded, what is the probability that 10 or more
asked by Jen on October 2, 2007 
MATH, HELP
what is the probability that at least 2 students in a class of 36 have the same birthday? Do i punch this in to the calculator or how did you found this way or method for your solution: Log(365!) = 1792.3316 Log(329!) = 1581.7202
asked by student on July 16, 2007 
math
please help! 1.) A random digit from 1 to 9 (inclusive) is chosen, with all digits being equally likely. The probability that when it's squared it will end with the digit 1. 2.) A random number between 1 and 20 (inclusive) is
asked by karen on August 11, 2012 
probability
please help! 1.) A random digit from 1 to 9 (inclusive) is chosen, with all digits being equally likely. The probability that when it's squared it will end with the digit 1. 2.) A random number between 1 and 20 (inclusive) is
asked by karen on August 11, 2012 
math, help
I need help or hint on the setup: what is the probability that at least 2 students in a class of 36 have the same birthday? This is 1 minus the probability that all students have different birthdays. Suppose that the birthday of a
asked by student on July 15, 2007 
probability
If a number is chosen at random from the integers 5 to 25 inclusive, find the probability that the number is a) multiple of 5 or 3 b) even or prime numbers c) less or greater than 18
asked by Anonymous on May 31, 2016 
Maths
If a number is chosen at random from integers 5 to 25 inclusive, find the probability that the number is (a) multiple of 5 or 3 (b) even or prime number (c) less or greater than 18
asked by Queeneth on May 29, 2016 
Probability
7. The random variable X is distributed normally with a mean of 12.46 and variance of 13.11. You collect a random sample of size 37. a. What is the probability that your sample mean is between 12 and 13? b. What is the probability
asked by John on October 27, 2013