Tables, graphs, and histograms in nursing essay

Discussion on Data Presentation Formats and Preventing Errors

Common Errors in Data Presentation

  • Tables: One common error in tables is overcrowding, where too much information is crammed into a small space, leading to confusion. Another mistake is the improper use of formatting, making it challenging to differentiate between rows and columns.
    • Graphs: Misleading scaling or labeling on axes can distort the interpretation of data. Inconsistent or unclear color-coding and inappropriate use of 3D effects are also common errors in graph presentations.
    • Histograms: Errors in histograms often stem from inadequate binning, leading to misrepresented data distribution. Additionally, omitting axis labels or using inappropriate scales can misguide the audience.

Preventive Measures

  • Tables: Simplify tables by presenting only essential information, ensuring clarity. Proper formatting, including clear headers and consistent use of colors, can enhance readability.
    • Graphs: Ensure accurate scaling and labeling on axes to avoid misinterpretation. Use consistent and meaningful color-coding, and avoid unnecessary embellishments for a clear visual representation.
    • Histograms: Choose appropriate bin sizes to accurately depict data distribution. Clearly label axes and select suitable scales to prevent misrepresentation.

Formats for DNP Clinicians in the Case Study

  • Line Graphs: DNP clinicians can use line graphs to display trends over time, such as patient outcomes before and after implementing interventions. The x-axis may represent time intervals, while the y-axis shows corresponding outcome measures.
    • Pie Charts: For illustrating the distribution of healthcare resources or patient demographics, pie charts could be effective. Each section represents a specific category, providing a visual snapshot of proportions.

Formats for EBP Project Outcomes

  • Bar Charts: To showcase the effectiveness of different interventions on patient satisfaction levels, a bar chart can be employed. Each bar corresponds to a specific intervention, providing a clear visual comparison.
    • Scatter Plots: If examining the correlation between two variables, a scatter plot can visually represent the relationship. Each point on the plot represents a data pair, allowing for a quick assessment of trends.

These selected formats prioritize clarity and accuracy, aligning with best practices in data presentation for effective communication.

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Week 9 DB -Tables, graphs, and histograms in nursing essay

Discuss the most common errors that occur when using tables, graphs, and histograms to present data.

When showing data visually, there are three common mistakes to watch out for. First, the numbers might not add up correctly, like when a pie chart shows 150% instead of 100%. This happens if the survey used has more than one response, and a pie chart isn’t the best choice for displaying those results.

The second mistake is not following the usual way of doing things, like having an upside-down y-axis, where zero is at the top and the highest values are at the bottom. This can confuse people and make it harder to understand the data.

The third mistake involves using shortened or cropped axes, making it tough to compare values and see important points in the data. This makes it tricky for people to get meaningful insights from the visualized information (Sharma, 2015).

Identify two measures one can take to prevent such errors from occurring.

Fixing the first mistake (numbers not adding up) involves using the right chart and checking the numbers to ensure accuracy.

Regarding the second mistake (not following convention), it’s important to typically follow the usual way things are done. While it’s okay to deviate occasionally, it should be the exception rather than the rule.

To address the third mistake (truncated and cropped axes), use axes with the real values. Alternatively, present the axes with a broad view first, then switch to a detailed view with truncated axes in the next graph to emphasize the information (Sharma, 2015).

Suggest two different formats the DNP clinicians in the case study may use to present the outcomes of the project. Clearly discuss the suggested format and corresponding data point(s).

The two ways to show the results of the case study are through an article and a poster.

Firstly, an article follows a scientific way of writing. It has different parts like an introduction, literature review, methodology, data presentation, discussion, conclusion, references, and appendices. This helps share enough information and makes it easy for others to understand and use (Joel, 2018).

Secondly, a poster is a visual way to present information. Unlike an article, it’s meant to be short and eye-catching. Using a poster is good for summarizing the project outcomes in a way that grabs attention and starts discussions in the medical community (Joel, 2018).

Identify one format you would use to present each outcome of your EBP project.

Using an article would be a good way to share the project results. Articles have a lot of information and can be reviewed by other experts to check if everything is accurate. This adds credibility to the project (Joel, 2018).


Joel, L. (2018). Advanced practice nursing: essentials for role development (4th ed.). Philadelphia, PA: F. A. Davis Company.

Sharma, N. (2015). 7 most common data visualization mistakes. Retrieved from Tables, graphs, and histograms in nursing essay


Why are data visualizations important in DNP capstone projects and essays?

They effectively communicate complex data, highlight trends and patterns, and support your research findings, making your work more impactful and understandable.

What are the most common types of data visualizations used in DNP projects?

Tables, graphs (bar charts, line charts, pie charts), and histograms are frequently used depending on the nature of your data and desired message.