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!
A motor vehicle insurance advisor stated recently in a newspaper report that more than 60% of Cape Town motorists do not have motor vehicle insurance. A random survey amongst 150 motorists found that 54 do have motor vehicle insurance.
(a) Is the motor vehicle insurance advisor's claim valid? Formulate the null and alternative hypothesis and conduct a hypothesis test for a single proportion, using α = 0.05.
(b) Use the NORMSDIST function in Excel to compute the p-value of the test statistic. Interpret its value in terms of the insurance advisor's claim.
What is the probability that in the sample, fewer than 50% would rather give up some of their salary for more personal time? What is the probability that in the sample, between 40% and 50% would rather give up some of their salary for more personal..
The mean heart rate is 90 beats per minute with a standard deviation of 5. Find the 98% confidence interval for the true mean heart rate of all people with this untreated condition.
Past studies have shown that only 95% of booked passengers actually show up for the flight. What is the probability that exactly 99 booked passengers actually show up for the flight?
One car is selected at random from the cars with vehicle tags from these cities, What is the probability that this car is from Salem?
Investors commonly use the standard deviation of the monthly percentage return for a mutual fund as a measure of the risk for the fund; in such cases, a fund that has a larger standard deviation is considered more risky than a fund with a lower st..
Letting xj denote the number of reels cut according to pattern j, formulate and solve an LP to minimize the sum of the trim and surplus waste.
x is a normally distributed random variable with a mean of 5.0. find the standard deviation of the distribution if
a farmer was interested in determining how many grasshoppers were in his field. he knows that the distribution of
This problem related to Basic Statistics and it discuss about performing hypotheses testing with data from Perceived CAP Learning Scale (Rovai et al, 2009)
1. a normally distributed population has a mean micro32 and a standard deviation ?7. for a set of samples of size
A random sample of 64 light bulbs indicates a sample mean life of 350 hours. Construct a 95% confidence interval estimate of the population mean life of the light bulbs.
Distinguish between a minimization and maximization LP model. Other than minimizing costs and maximizing profits, give a real-world example of where you would want to minimize something or maximize something.
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