The accompanying table gives the results of a survey of 23 patients at a hospital, with 95% confidence intervals. Construct a stock chart-based visualization of these confidence intervals. What conclusions can you draw from the chart?
The accompanying table gives the results of a survey of 23 patients at a hospital, with 95% confidence intervals. Construct a stock chart-based visualization of these confidence intervals. What conclusions can you draw from the chart?
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
1. What conclusions can you draw about the proportions of Satisfaction with Quality of Care from Nurses and Satisfaction with Quality of Care from Specialists from the chart?
The confidence intervals overlap, so we can conclude that the proportions are significantly different.
The confidence intervals do not overlap, so we can conclude that the proportions are significantly different.
The confidence intervals do not overlap, so we cannot conclude that the proportions are significantly different.
The confidence intervals overlap, so we cannot conclude that the proportions are significantly different.
2. What conclusions can you draw about the proportions of the Satisfaction with Quality of Care from Nurses and Satisfaction with Quality of Care from Practitioners from the chart?
The confidence intervals do not overlap, so we cannot conclude that the proportions are significantly different.
The confidence intervals do not overlap, so we can conclude that the proportions are significantly different.
The confidence intervals overlap, so we can conclude that the proportions are significantly different.
The confidence intervals overlap, so we cannot conclude that the proportions are significantly different.
3. What conclusions can you draw about the proportions of the Satisfaction with Quality of Care from Specialists and Satisfaction with Quality of Care from Practitioners from the chart?
The confidence intervals overlap, so we can conclude that the proportions are significantly different.
The confidence intervals do not overlap, so we can conclude that the proportions are significantly different.
The confidence intervals overlap, so we cannot conclude that the proportions are significantly different.
The confidence intervals do not overlap, so we cannot conclude that the proportions are significantly different.

Transcribed Image Text:The accompanying table presents the results of a survey conducted with 23 patients at a hospital, focusing on satisfaction with the quality of care provided by different healthcare professionals. Below are the categories, sample proportions, and 95% confidence intervals:
1. **Satisfaction with Quality of Care from Nurses:**
- **Sample Proportion:** 20/23
- **95% Confidence Interval:**
- Upper: 1.017
- Lower: 0.744
2. **Satisfaction with Quality of Care from Specialists:**
- **Sample Proportion:** 17/23
- **95% Confidence Interval:**
- Upper: 0.795
- Lower: 0.729
3. **Satisfaction with Quality of Care from Practitioners:**
- **Sample Proportion:** 22/23
- **95% Confidence Interval:**
- Upper: 0.988
- Lower: 0.927
### Explanation of Confidence Intervals:
- **Sample Proportion** is the ratio of patients satisfied with the care they received to the total number of surveyed patients.
- The **confidence interval** provides a range in which the true proportion of patient satisfaction is expected to fall, with 95% certainty.
### Task:
Using this data, construct a stock chart to visualize the confidence intervals for each category of healthcare professional. Consider how the intervals overlap or differ to draw conclusions about relative satisfaction levels.
For interpretation:
- Assess which category has the highest potential satisfaction (consider the upper bound).
- Identify which category has the narrowest confidence interval, indicating greater precision in the measurement of satisfaction.

Transcribed Image Text:The table displayed provides data on satisfaction with the quality of care from different healthcare providers, represented through sample proportions and confidence intervals.
**Satisfaction Ratings:**
1. **Satisfaction with Quality of Care from Nurses**
- Sample Proportion: 0.87
- Upper Confidence Interval: 1.017
- Lower Confidence Interval: 0.744
2. **Satisfaction with Quality of Care from Specialists**
- Sample Proportion: 0.739
- Upper Confidence Interval: 0.795
- Lower Confidence Interval: 0.729
3. **Satisfaction with Quality of Care from Practitioners**
- Sample Proportion: 0.957
- Upper Confidence Interval: 0.988
- Lower Confidence Interval: 0.927
**Explanation of Graphical Elements:**
- Each column represents a different group of healthcare providers (Nurses, Specialists, Practitioners).
- The "Sample Proportion" reflects the average satisfaction score for each group.
- The "Upper" and "Lower" values indicate the bounds of the confidence interval, which provides a range within which the true satisfaction level is expected to fall, with a certain level of confidence (typically 95%).
This data is essential for evaluating and comparing patient satisfaction across various healthcare roles.
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