Mathematics, 03.06.2021 01:00 LAMARTINEZ321
The U. S. Energy Information Administration (US EIA) reported that the average price for a gallon of regular gasoline is $2.94. The US EIA updates its estimates of average gas prices on a weekly basis. Assume the standard deviation is $0.20 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 your answers up to the nearest whole number.) (a) The desired margin of error is $0.10. 16 Changed: Your submitted answer was incorrect. Your current answer has not been submitted. (b) The desired margin of error is $0.06. 43 Correct: Your answer is correct. (c) The desired margin of error is $0.04.
Answers: 1
Mathematics, 21.06.2019 14:50, tinasidell1972
Need to increase the numbers of customers i talk to daily by 20% how many customers do i need to talk to if i talk to a average of 8 customers per hour during an 8 hour shift
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Mathematics, 21.06.2019 18:00, SunsetPrincess
Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}
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The U. S. Energy Information Administration (US EIA) reported that the average price for a gallon of...
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