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!
1. Consider the following discrete probability distribution function for the variable X:
X | 2 3 4 5 6-----------------------------------------------F(x) | .05 .4 .2 .05 .3
a. Is this a proper probability density function? How do you know?
b. Find the mean, variance, and standard deviation of x, showing your work.
c. What is the probability that any draw from this distribution, say X, is less than 4? (3 pts) [i.e., find Pr(X< 4)=?]
Four young children were monitored closely over a period of several weeks to measure how much they watched violent television programs and their amount of violent behavior toward their playmates.
Some television stations attempt to gauge public opinions by posing a question on the air and asking viewers to call to give their opinions.
Finding the Equation of the Regression Line and Making Predictions. Find the regression equation,
Using the first two digits of the measurement as your stem, construct a stem and leaf display of the data above.
The result for University X was a mean of 5 hours and an estimated population variance of 2 hours; for University Y; and for University Z. What should you conclude? Use the .05 level. What should you conclude? Use the .05 level.
Assume the probability that you will make a sale on any given telephone call is 0.11. Find the probability that you make your first sale on the fifth call, make your sale on the first, second, or third call, and do not make a sale the first three ..
A product is made up of two subsystems in parallel. Subsystem one consists of ten elements in series each with a failure rate of 1/100. The second subsystem consists of 5 elements in series each with a failure rate of 1/200. What is the overall re..
A random sample of 100 peaches is gathered and the mean diameter is calculated. What is the probability that the sample mean is greater than 3.79 inches.
Use MegaStat's output for simple linear regression to determine the regression equation
They found that those with higher levels of cigarette use had lower GPAs, and vice versa. What can you rightfully conclude from this? Why? Be specific about what this kind of information may indicate and mean.
Explain how much should the airport authority be willing to pay for perfect information about the success of a brand new airport.
a. What is the probability that one randomly selected student scores above 1100 on the GRE? b. Describe the sampling distribution of the sample mean for the 16 students.
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