The U.S. Energy Information Administration (US EIA) reported that the average price for a gallon of regular gasoline is $3.91. The US EIA updates its estimates O of average gas prices on a weekly basis. Assume the standard deviation is $.25 for the price of a gallon of regular gasoline and recommend the appropriate sample size for the US EIA to use if they wish to report each of the following margins of error at 95% confidence. Round up to the next whole number. a. The desired margin of error is 8.10. The appropriate sample size is b. The desired margin of error is $.06. The appropriate sample size is C. The desired margin of error is $.04. The appropriate sample size is
The U.S. Energy Information Administration (US EIA) reported that the average price for a gallon of regular gasoline is $3.91. The US EIA updates its estimates O of average gas prices on a weekly basis. Assume the standard deviation is $.25 for the price of a gallon of regular gasoline and recommend the appropriate sample size for the US EIA to use if they wish to report each of the following margins of error at 95% confidence. Round up to the next whole number. a. The desired margin of error is 8.10. The appropriate sample size is b. The desired margin of error is $.06. The appropriate sample size is C. The desired margin of error is $.04. The appropriate sample size is
Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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![The U.S. Energy Information Administration (US EIA) reported that the average price for a gallon of regular gasoline is $3.91. The US EIA updates its estimates
O of average gas prices on a weekly basis. Assume the standard deviation is $.25 for the price of a gallon of regular gasoline and recommend the appropriate
sample size for the US EIA to use if they wish to report each of the following margins of error at 95% confidence. Round up to the next whole number.
a. The desired margin of error is 8.10. The appropriate sample size is
5.
b. The desired margin of error is $.06. The appropriate sample size is
c. The desired margin of error is $.04. The appropriate sample size is](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Feab36a27-3cab-4657-b5b1-1d4e9fa1d21a%2F053871cf-e87f-41ef-922c-8fbd096807d3%2Fyd2lfu_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The U.S. Energy Information Administration (US EIA) reported that the average price for a gallon of regular gasoline is $3.91. The US EIA updates its estimates
O of average gas prices on a weekly basis. Assume the standard deviation is $.25 for the price of a gallon of regular gasoline and recommend the appropriate
sample size for the US EIA to use if they wish to report each of the following margins of error at 95% confidence. Round up to the next whole number.
a. The desired margin of error is 8.10. The appropriate sample size is
5.
b. The desired margin of error is $.06. The appropriate sample size is
c. The desired margin of error is $.04. The appropriate sample size is
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