Homework Statement
The amounts of time that a cashier spends processing individual customers' orders are independent random variables with mean 2.5 minutes and standard deviation 2 minutes.
a) What is the approximate probability that it will take more than 4 hours to process orders of 100...
Homework Statement
The number of claims that an insurance company receives per week is a random variable with the Poisson distribution with parameter λ. The probability that a claim will be accepted as genuine is p, and is independent of other claims.
a) What is the probability that no claim...
Set up your expression like this when you first start the problem:
(2x )(x )
2x * x = 2x2, so that's your value of ax2 taken care of. Now find two numbers that multiply to give you an integer value of -3. The other stipulation is that when you multiply the integer values from both sets...