A doctor claims that the mean waiting time of her patients before being admitted to the examination room is 25 minutes. It was known that the standard deviation for patients’ waiting time in this clinic was 5.7 minutes. 17 15 20 20 32 28 26 25 25 35 24 12 • Test the claim using the following data on some of her 12 patients. Perform a hypothesis test with 1% level of significance. • Construct a 99% confidence interval for the mean waiting time of patients.

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A doctor claims that the mean waiting time of her patients before being admitted to the examination room is 25 
minutes. It was known that the standard deviation for patients’ waiting time in this clinic was 5.7 minutes.
17 15 20 20 32 28
26 25 25 35 24 12
• Test the claim using the following data on some of her 12 patients. Perform a hypothesis test with 1% level of 
significance.
• Construct a 99% confidence interval for the mean waiting time of patients.

1. A doctor claims that the mean waiting time of her patients before being admitted to the examination room is 25
minutes. It was known that the standard deviation for patients' waiting time in this clinic was 5.7 minutes.
17
15
20
20
32
28
26
25
25
35
24
12
Test the claim using the following data on some of her 12 patients. Perform a hypothesis test with 1% level of
significance.
Construct a 99% confidence interval for the mean waiting time of patients.
Transcribed Image Text:1. A doctor claims that the mean waiting time of her patients before being admitted to the examination room is 25 minutes. It was known that the standard deviation for patients' waiting time in this clinic was 5.7 minutes. 17 15 20 20 32 28 26 25 25 35 24 12 Test the claim using the following data on some of her 12 patients. Perform a hypothesis test with 1% level of significance. Construct a 99% confidence interval for the mean waiting time of patients.
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