Question
Confidence Interval - 1 Question 5 (4 points) Bobo's Bad Burgers fast food claims you will be in and out in 5 minutes. To test
Confidence Interval - 1
Question 5 (4 points)
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. | |
None of the answers match my calculations. | |
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. | |
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 (2.77, 4.54) reject the claim of 5 minutes. 5 is greater than the upper confidence limit. Bobo's performance is exemplary. |
Hide hint for Question 5 | |
Compute the confidence limits and decide if the confidence interval rejects 5 minutes? |
Wait Time (minutes) |
2.1 |
8.0 |
4.6 |
2.5 |
3.5 |
4.3 |
3.9 |
5.0 |
6.5 |
3.4 |
5.6 |
6.6 |
4.3 |
4.9 |
9.3 |
5.5 |
4.3 |
11.9 |
5.2 |
4.8 |
5.2 |
7.8 |
8.0 |
4.6 |
4.0 |
5.9 |
8.7 |
3.1 |
4.9 |
11.6 |
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