SAS Blogs

Data Visualization

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Data Visualization

Robert AllisonOctober 12, 2021 0

The rumors are true - The Graph Guy is retiring! I've been working at SAS for about 30 years, and had lots of fun stretching the limits of SAS' graphing & mapping software over the years. But I've decided to retire while I'm still young enough to pursue a lot

English

Travel

Analytics | Data Management | Data Visualization

Laboratorios de datos, una de las tendencias empresariales que impulsa la innovación en los próximos años

Ivan Fernando HerreraOctober 8, 2021 0

Laboratorios de datos, una de las tendencias empresariales que impulsa la innovación en los próximos años

Desde hace algún tiempo venimos escuchando que los datos son la nueva moneda de cambio. El nuevo oro, dicen muchos. En un mundo cada vez más digital e informado como el que tenemos esta afirmación en realidad se queda corta: son el oxígeno que nos permite pensar y movernos en

Spanish

Data Visualization | Programming Tips

Robert AllisonOctober 7, 2021 0

Let's dive into some data - SCUBA site data!

SCUBA diving is one of those activities that should be on your bucket list - everyone should experience it at least once! But where should you go diving? ... Coral reefs are always popular - and they are typically in shallow water, making it an 'easy' dive. But, being in

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Travel

Data Visualization | Learn SAS

Rick WicklinSeptember 27, 2021 0

Why you should visualize distributions instead of report means

Graphing data is almost always more informative than displaying a table of summary statistics. In a recent article about "dynamite plots," I briefly mentioned that graphs such as box plots and strip plots are better at showing data than graphs that merely show the mean and standard deviation. This article

English

Analytics | Data Visualization | Learn SAS

Rick WicklinSeptember 9, 2021 0

Simulate proportions for groups

A statistical programmer asked how to simulate event-trials data for groups. The subjects in each group have a different probability of experiencing the event. This article describes one way to simulate this scenario. The simulation is similar to simulating from a mixture distribution. This article also shows three different ways

English

Data Visualization

Rick WicklinSeptember 7, 2021 0

Remaking a panel of dynamite plots

A colleague spent a lot of time creating a panel of graphs to summarize some data. She did not use SAS software to create the graph, but I used SAS to create a simplified version of her graph, which is shown to the right. (The colors are from her graph.)

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Data Visualization

Rick WicklinSeptember 7, 2021 0

Remaking a panel of dynamite plots

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Data for Good | Data Visualization | Programming Tips

Robert AllisonSeptember 2, 2021 0

Cary NC data - weather

Many cities have Open Data pages. But once you download the data, what can you do with it? This is my sixth in a series of blog posts where I download public data about Cary, NC, and demonstrate how you might analyze that type of data (for Cary, or any

English

Government

Advanced Analytics | Data Visualization | Machine Learning

Falko SchulzSeptember 2, 2021 0

Analyzing movement and tracking data using SAS Visual Analytics

Technological advancements in connectivity and global positioning systems (GPS) have led to increased data tracking and related business use cases to analyze such movements. Whether analyzing a vehicle, an animal or a population's movements - each use case requires analyzing underlying spatial information. Global challenges such as virus outbreaks, deforestation

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Manufacturing | Retail | Travel

Data for Good | Data Visualization | Programming Tips

Robert AllisonAugust 31, 2021 0

Cary NC data - parks and trails

Many cities have Open Data pages. But once you download the data, what can you do with it? This is my fifth in a series of blog posts where I download public data about Cary, NC, and demonstrate how you might analyze that type of data (for Cary, or any

English

Government

Data for Good | Data Visualization | Programming Tips

Robert AllisonAugust 23, 2021 0

Cary NC data - population

Many cities have Open Data pages. But once you download the data, what can you do with it? This is my fourth in a series of blog posts where I download public data about Cary, NC, and demonstrate how you might analyze that type of data (for Cary, or any

English

Government

Analytics | Data Visualization | Learn SAS

Harry SnartAugust 23, 2021 0

Understanding your data: Visual Exploratory Data Analysis

In our previous section of the series we discussed the impact of missingness and techniques to address this. In this final section of the series we look at how we can use drag-and-drop tools to accelerate our EDA. As mentioned at the beginning of this series, SAS Viya offers multiple

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Education

Analytics | Data Visualization | Programming Tips

Rick WicklinAugust 23, 2021 0

Sliced survival graphs in SAS

This article shows how to create a "sliced survival plot" for proportional-hazards models that are created by using PROC PHREG in SAS. Graphing the result of a statistical regression model is a valuable way to communicate the predictions of the model. Many SAS procedures use ODS graphics to produce graphs

English

Data for Good | Data Visualization | Programming Tips

Robert AllisonAugust 19, 2021 0

Cary NC data - streetlights

Many cities have Open Data pages. But once you download the data, what can you do with it? This is my third in a series of blog posts where I download several datasets from Cary, NC's open data page, and give you a few ideas to get you started on

English

Government

Data Visualization | Learn SAS

Rick WicklinAugust 18, 2021 0

A comparison of different weighting schemes for ranking sports teams

A previous article discusses the geometry of weighted averages and shows how choosing different weights can lead to different rankings of the subjects. As an example, I showed how college programs might rank applicants by using a weighted average of factors such as test scores. "The best" applicant is determined

English

Data for Good | Data Visualization | Programming Tips

Robert AllisonAugust 17, 2021 0

Cary NC data - fire incidents

Many cities have Open Data pages. But once you download the data, what can you do with it? This is my second blog post where I download several datasets from Cary, NC's open data page, and and give you a few ideas to get you started on your own data

English

Government

Advanced Analytics | Analytics | Data Visualization | Learn SAS

Harry SnartAugust 16, 2021 0

Understanding your data: Missing at random versus missing not at random

In our last blog we explored the potential impact of missingness in data in terms of its impact on models which require complete case analysis. We took a simple view that data was missing with an equal, independent, probability for any given model input. This week we explore cases where

English

Data for Good | Data Visualization

Robert AllisonAugust 13, 2021 0

Cary NC data - car crashes

Many cities have Open Data pages. But once you download this data, what can you do with it? I'm going to download several datasets from Cary, NC's open data page, and try to give you a few ideas to get you started on your own data exploration! And what data

English

Government

Advanced Analytics | Analytics | Data Visualization | Learn SAS

Harry SnartAugust 9, 2021 0

Understanding your data: Assessing the impact of missingness and dimensionality

In the previous section of this series we discussed ways of assessing the relationship between variables. This week we change the focus to the shape and sparsity of our dataset. One area of Explanatory Data Analysis which we’ve missed so far is the impact of missingness in data. Having missing

English

Education

Data Visualization | Learn SAS

Rick WicklinAugust 4, 2021 0

Use SAS to create mathematical art

In a previous article, I discussed a beautiful painting called "Phantom’s Shadow, 2018" by the Nigerian-born artist, Odili Donald Odita. I noted that if you overlay a 4 x 4 grid on the painting, then each cell contains a four-bladed pinwheel shape. The cells display rotations and reflections of the pinwheel. The

English

Data Visualization | Programming Tips

Robert AllisonJuly 30, 2021 0

Have deaths in the US been increasing, or decreasing?

Some claim that deaths in the US have been increasing, and some claim they have been decreasing. Which do you think is correct? Let's take a look at the data ... The Data Here in the US, the Centers for Disease Control and Prevention is a good/official source of data

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Health Care

Data Visualization | Programming Tips

Robert AllisonJuly 27, 2021 0

How to make your data look worse (than it really is)

"With great power comes great responsibility." I'm not sure exactly where this quote comes from, but I think everyone should keep it in mind when creating graphs and maps! There are many design decisions that can influence how the end user perceives the data in a graph. For example: The

English

Health Care

Advanced Analytics | Analytics | Data Visualization

Miriam RamírezJuly 27, 2021 0

Gestión efectiva de datos, fundamental para un gobierno efectivo

Durante la historia reciente, los gobiernos se han enfrentado a fenómenos económicos que amenazan su estabilidad financiera, creando desempleo y acelerando la urgencia de prestar servicios de apoyo social. Recientemente, una emergencia sanitaria, la de COVID-19, sacudió dicha estabilidad y disparó la demanda de recursos de salud debido a la

Spanish

Government

Data Visualization | Learn SAS

Robert AllisonJuly 22, 2021 0

How long will your dog live?

How long do dogs live? ... That's a good/tough question. Some live longer than others, but what are the determining factors? Let's throw some data to this problem, and see if we can fetch some answers! But before we get started, how about a random picture to get you into

English

Life Sciences

Analytics | Data Visualization

Harry SnartJuly 19, 2021 0

Understanding your data: A series on the importance of Exploratory Data Analysis

Following on from my introductory blog series, Data Science in the Wild, we’re going to start delving into how you can scale up and industrialise your Analytics with SAS Viya. In future blogs we will look at how you can augment your R & Python code to leverage SAS Viya

English

Analytics | Data Visualization | Programming Tips

Rick WicklinJuly 19, 2021 0

Copulas and multivariate distributions with normal marginals

After my recent articles on simulating data by using copulas, many readers commented about the power of copulas. Yes, they are powerful, and the geometry of copulas is beautiful. However, it is important to be aware of the limitations of copulas. This article creates a bizarre example of bivariate data,

English

Advanced Analytics | Analytics | Artificial Intelligence | Data Visualization

Rune Hjorth NielsenJuly 16, 2021 0

What does Florence Nightingale have to do with democratizing analytics?

We need, in other words, to democratise analytics in the true sense of the word, by making them accessible to everyone.

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Data Visualization | Programming Tips

Robert AllisonJuly 14, 2021 0

SAS can turn your world upside down!

Who's to say that 'north' should always be at the top of a map? Perhaps in certain situations, you might want 'south' (or some other direction) to be at the top. Perhaps you're one of our crazy Australian customers who looks at the world a little differently. Well, whatever the

English

Data Visualization | Programming Tips

Robert AllisonJuly 8, 2021 0

Plagues and locusts ... or is that cicadas?

I hope you're all doing well, in this year of plagues and locusts! I'm sure I don't even need to mention which plague I'm talking about. But what about the locusts? Are you up on your entomological studies? Follow along, and see if you really know what locusts are... Locusts

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Advanced Analytics | Analytics | Data Visualization | Risk Management

Luis BarrientosJune 29, 2021 0

IFRS17: ¿Importante o Urgente?

Una prioridad para enero del 2022 en el sector asegurador, para aquellas entidades que deban cumplir con IFRS 17, pues estará en marcha el paralelo de esta norma. Aunque si retomamos la frase: “No deje que algo importante se vuelva urgente”, esta tarea debería estar en la agenda del staff

Spanish

Insurance

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