A utility company claims that their customers’ mean annual electric consumption amount is 11,000 kWh. A random sample of annual electric consumptions for 12 customers resulted in a mean of 10,679 and a standard deviation of 914. At the 0.01 level of significance test the company’s claim.. Assume that the electric energy consumption is normally distributed. H0: _____________ check criteria: HA: ___________ Label the claim next to the correct hypothesis above. Critical value_________ Test statistic (show work) Decision______________________________ Include a sketch supporting your decision. Conclusion in your own words_
A utility company claims that their customers’ mean annual electric consumption amount is 11,000 kWh. A random sample of annual electric consumptions for 12 customers resulted in a mean of 10,679 and a standard deviation of 914. At the 0.01 level of significance test the company’s claim.. Assume that the electric energy consumption is normally distributed. H0: _____________ check criteria: HA: ___________ Label the claim next to the correct hypothesis above. Critical value_________ Test statistic (show work) Decision______________________________ Include a sketch supporting your decision. Conclusion in your own words_
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question
A utility company claims that their customers’
H0: _____________ check criteria:
HA: ___________
Label the claim next to the correct hypothesis above.
Critical value_________
Test statistic (show work)
Decision______________________________
Include a sketch supporting your decision.
Conclusion in your own words_
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