Answered step-by-stepBobo's Bad Burgers fast food claims you will be in and out in 5...
Bobo's Bad Burgers fast food claims you will be in and out in 5 minutes. To test this claim, time in minutes from entering Bobo's to receiving the order was secretly recorded. The results are documented in DATA. At a 95% confidence level, does the confidence interval support Bobo's claim?
Question 5 options:
The confidence limits (4.77,6.58) support the claim of 5 minutes. 5 falls inbetween the confidence limits. Bobo's performance meets the expectation. | |
The confidence limits (2.77, 4.54) reject the claim of 5 minutes. 5 is greater than the upper confidence limit. Bobo's performance is exemplary. | |
None of the answers match my calculations. | |
The confidence limits (1.62,3.21) reject the claim of 5 minutes. 5 is greater than the upper confidence limit. Performance at Bobo's is incredible. | |
The confidence limits (6.79,8.56) reject the claim of 5 minutes. 5 is less than the lower confidence limit. Audit of Bobo's procedures and employees is recommended. |
Answer & Explanation
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