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!
Q1) To evaluate average annual expenses of students on books and class materials sample size 36 is taken. Average is $850 and standard deviation is $54. A 99% confidence interval for he population mean is:
a) $823.72 to $876.28
b) $832.36 to $867.64
c) $826.82 to $873.18
d) $825 to $874.52
Q2) Random sample of 16 ATM transactions at Last National Bank of Flatrock revealed a mean transaction time of 2.8 minutes with standard deviation of 1.2 minutes. Width (in minutes) of 95% confidence interval for true transaction time is:
a) +or-0.639
b) +or-0.588
c) +or-0.300
d) +or-2.131
Q3) Study of effectiveness of two sea sickness prevention medicines of people who would normally experience sickness had following results in rough seas on a 3 hour cruise about SS Minniw:
Product A: 145 people out of 210 felt no sea sickness symptoms
Product B:135 people out of 180 felt no sea sickness symptoms
Test claim that there is no difference between effectiveness of product A and B using significance level of 0.1 Create distribution curve and show values
Ho : ................... P-value=....................
H? :......................... Test stat =.................
CV=.................(critical value)
At the 0.10 level of significance, is the coin biased toward heads? Show your decision rule and calculations.
Test of claim for the statement made for a given paired sample:
At the 0.10 significance level, can we conclude that the annual rates of return are higher on the big board?
Find the probability that follows Binomial distribution.
Which of the following would be most helpful in assessing the practical significance of a test of hypotheses about a proportion?
A customer from Cavallaro's Fruit Stand picks a sample of 5 oranges at random from a crate containing 80 oranges, of which 6 are rotten. What is the probability that the sample contains 1 or more rotten oranges? (Round your answer to three decimal..
Is there evidence to suggest that the training course helps out sales people?
Suppose that n trials of a binomial experiment result in no successes.
Find the probability that an eligible voter selected at random will have the following characteristics.
Which of the following would have a binomial distribution and evaluate the binomial coefficient
Would you use a one-tailed or two-tailed test? Explain your response.
Calculate expected number of interruptions per day. Calculate standard deviation.
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