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!
Question
The US Department of Energy reported that 52% of homes were heated by natural gas. A random sample of 324 homes in Oregon found that 136 were heated by natural gas. Test the claim that proportion of homes in Oregon that were heated by natural gas is different than what was reported. Use a 5% significance level. Give answer to at least 4 decimal places.
What are the correct hypotheses? (Select the correct symbols and use decimal values not percentages.)
H0:______ _____ ______
H1:______ _____ ______
Based on the hypotheses, find the following:
Test Statistic=______
p-value=_______
Based on the above should we accept the alternative hypothesis, reject the null hypothesis, fail to reject the null hypothesis or accept the null hypothesis?
The correct summary would be: either, There is not enough evidence to support the claim, there is enough evidence to support the claim, there is enough evidence to reject the claim or there is not enough evidence to reject the claim? __________that the proportion of homes in Oregon that were heated by natural gas is different than what the DOE reported value of 52%.
What is the difference between formal and informal communications? Why are nonverbal communications so important?
Roughly what is the minimum thickness for this film if we want the relative fluctuations in its internal energy (oE/E) to be less than a tenth of a part
"The yoga group had significantly higher disease-specific quality of life compared to the self-care group after 12 weeks."
A company's customer service 800 telephone system is set up so that the caller has six options. Each of these six options leads to a menu with four options.
Suppose it is known that if you offer free samples o a product, at least 52% of adults are more likely to buy the product. You interview a random sample of 50 adults.
To find a better model, use a transformation on length. One possibility is to use the square. Fit a least squares line using transformed length to predict weight. Write down the equation of the line (model).
A chemical process converts lead to gold. However, the production varies due to the powers of the alchemist. It is known that the process is normally distributed, with a standard deviation of 2.5 g. How many samples must be taken to be 90% certain..
Favorite colors. What is your favorite color? One survey produced the following summary of responses to that question: blue, 42%; green, 14%; purple
study where a drug was given to 10 patients and a placebo to another group of 10 patients to determine if the drug has an effect on a patient's illness?
A sample of 15 items is placed on test with the eight failures occurring at the following times (in hours): 400, 430, 435, 460, 460, 490, 520, 530. Based on Handbook H-108, should the lot be accepted?
How many cards need to be drawn from a 52-card deck for the probability of drawing a club or diamond to equal 1/2?
Which of these cash flow streams has the higher PV if the discount rate is 10%? If the discount rate is 40%? please show the full calculations.
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