Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Suppose that the percentage annual return you obtain when you invest a dollar in gold or the stock market is dependent on the general state of the national economy as indicated below. For example, the probability that the economy will be in "boom" state is 0.15. In this case, if you invest in the stock market your return is assumed to be 25%; on the other hand if you invest in gold when the economy is in a "boom" state your return will be minus 30%. Likewise for the other possible states of the economy. Note that the sum of the probabilities has to be 1--and is.
Based on the expected return, would you rather invest your money in the stock market or in gold? Why?
A study regarding the relationship between age and the amount of pressure sales personnel feel in relation to their jobs revealed the following sample information.
Find the probability that all 3 ignition systems are good.d- which is better: the answer from part (b) or the answer from part (c)? why?
If a proposal evaluator randomly selected two proposals, what is the probability that both of them met the specified?
what type and level of data must you collect to conduct a t-test? why? what are examples of variables with which we
a student encounters an animal embryo at the eight-cell stage. the four smaller cells that comprise one hemisphere of
Four different assembly processes were under consideration. Sixteen workers were randomly assigned to the four processes, eight per process. The number of correctly assembled units in an eight-hour work shift was recorded:
The lifetime of automobile tires of a certain brand are found to follow an exponential distribution with mean 30 (in thousands of miles). Find the probability that one of these tires will last
a building has ten floors plus a basement if 12 people get into an elevator at the basement and each chooses a floor at
In part b, the sample have greater variability than part a, but the sample sizes are unchanged. how does the larger variability affect the size of the standard error for the sample mean?
Researchers at Pharm-X, a pharmaceutical company, are testing and comparing the effects of Drug A and Drug B on participants' allergies. The researchers are using a double-blind procedure to conduct their test.
a random variable y has unknown mean micro and standard deviation 20. what is the sample size n needed so that the 99
When trying to understand the stroke data, what would be the advantage of looking at a histogram instead of this frequency distribution?
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd