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Suppose that the average waiting time for a patient at a physician's office is just over 29 minute n order to address the issue of long patient wait times, some physicians' offices are using wait- racking systems to notify patients of expected wait times. Patients can adjust their arrival times ased on this information and spend less time in waiting rooms. The following data show wait imes (minutes) for a sample of patients at offices that do not have a wait-tracking system and vait times for a sample of patients at offices with a wait-tracking system. Without Wait- With Wait-Tracking Tracking System System 24 31 67 11 17 14 20 19 31 12 44 37 12 9 23 13 16 12 37 15 (a) Considering only offices without a wait-tracking system, what is the z-score for the 10th patient in the sample (wait time = 37 minutes)? If required, round your intermediate calculations and final answer to two decimal places. Z-score = 0.206 (b) Considering only offices with a wait-tracking system, what is the z-score for the 6th patient the sample (wait time = 37 minutes)? If required, round your intermediate calculations and final answer to two decimal places. Z-Score = 1.82 How does this z-score compare with the z-score you calculated for part (a)? The input in the box below will not be graded, but may be reviewed and considered by your instructor. blank

Suppose that the average waiting time for a patient at a physician's office is just over 29 minute n order to address the issue of long patient wait times, some physicians' offices are using wait- racking systems to notify patients of expected wait times. Patients can adjust their arrival times ased on this information and spend less time in waiting rooms. The following data show wait imes (minutes) for a sample of patients at offices that do not have a wait-tracking system and vait times for a sample of patients at offices with a wait-tracking system. Without Wait- With Wait-Tracking Tracking System System 24 31 67 11 17 14 20 19 31 12 44 37 12 9 23 13 16 12 37 15 (a) Considering only offices without a wait-tracking system, what is the z-score for the 10th patient in the sample (wait time = 37 minutes)? If required, round your intermediate calculations and final answer to two decimal places. Z-score = 0.206 (b) Considering only offices with a wait-tracking system, what is the z-score for the 6th patient the sample (wait time = 37 minutes)? If required, round your intermediate calculations and final answer to two decimal places. Z-Score = 1.82 How does this z-score compare with the z-score you calculated for part (a)? The input in the box below will not be graded, but may be reviewed and considered by your instructor. blank

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Suppose that the average waiting time for a patient at a physician's office is just over 29 minutes. In order to address the issue of long patient wait times, some physicians' offices are using wait- tracking systems to notify patients of expected wait times. Patients can adjust their arrival times based on this information and spend less time in waiting rooms. The following data show wait times (minutes) for a sample of patients at offices that do not have a wait-tracking system and wait times for a sample of patients at offices with a wait-tracking system. Without Wait- With Wait-Tracking Tracking System System 24 31 67 11 17 14 20 19 31 12 44 37 12 23 13 16 12 37 15 (a) Considering only offices without a wait-tracking system, what is the z-score for the 10th patient in the sample (wait time = 37 minutes)? If required, round your intermediate calculations and final answer to two decimal places. Z-score = 0.206 (b) Considering only offices with a wait-tracking system, what is the z-score for the 6th patient in the sample (wait time = 37 minutes)? If required, round your intermediate calculations and final answer to two decimal places. Z-Score = 1.82 How does this z-score compare with the z-score you calculated for part (a)? The input in the box below will not be graded, but may be reviewed and considered by your instructor. blank (c) Based on z-scores, do the data for offices without a wait-tracking system contain any outliers? No Based on z-scores, do the data for offices with a wait-tracking system contain any outliers? No
Transcribed Image Text:Suppose that the average waiting time for a patient at a physician's office is just over 29 minutes. In order to address the issue of long patient wait times, some physicians' offices are using wait- tracking systems to notify patients of expected wait times. Patients can adjust their arrival times based on this information and spend less time in waiting rooms. The following data show wait times (minutes) for a sample of patients at offices that do not have a wait-tracking system and wait times for a sample of patients at offices with a wait-tracking system. Without Wait- With Wait-Tracking Tracking System System 24 31 67 11 17 14 20 19 31 12 44 37 12 23 13 16 12 37 15 (a) Considering only offices without a wait-tracking system, what is the z-score for the 10th patient in the sample (wait time = 37 minutes)? If required, round your intermediate calculations and final answer to two decimal places. Z-score = 0.206 (b) Considering only offices with a wait-tracking system, what is the z-score for the 6th patient in the sample (wait time = 37 minutes)? If required, round your intermediate calculations and final answer to two decimal places. Z-Score = 1.82 How does this z-score compare with the z-score you calculated for part (a)? The input in the box below will not be graded, but may be reviewed and considered by your instructor. blank (c) Based on z-scores, do the data for offices without a wait-tracking system contain any outliers? No Based on z-scores, do the data for offices with a wait-tracking system contain any outliers? No
Consider a sample with data values of 27, 25, 20, 15, 30, 34, 28, and 25. Compute the 20th 25th, 61st, and 71st percentiles. If needed, round your answers to two decimal digits. Percentile Value 20% 1.6 25% 2 61% 4.88 71% 5.68
Transcribed Image Text:Consider a sample with data values of 27, 25, 20, 15, 30, 34, 28, and 25. Compute the 20th 25th, 61st, and 71st percentiles. If needed, round your answers to two decimal digits. Percentile Value 20% 1.6 25% 2 61% 4.88 71% 5.68
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