Question 5,

Bob'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 result are

documented in DATA. At a 95% confidence level, does the confidence interval support Bobo's

claim?

Wait Time (minutes)

1.1

6.8

1.9

0.1

0.4

3.1

1.9

2.0

5.1

1.3

3.6

3.6

2.7

1.9

7.5

3.8

2.3

9.2

3.0

3.3

1.8

4.9

6.0

4.1

1.8

4.8

5.7

6.7

2.4

3.3

8.6

Choose your answer from the following:

a) 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

b) None of the answers match my calculations

c) 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

d) The confidence limits (4.77,6.58) support the claim of 5 minutes. 5 falls in-between the

confidence limits. Bobo's Performance meets the expectation

e) 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 procedure and employees is recommended.