From the blog: SSI Knowledgewatch

The Facts about Cost

Of course, before deciding on any approach, companies want to know about cost.  AAPOR and other studies suggest there are four main factors that create the cost differentials between landline RDD and ...

Approaches for Integrating Landline and Wireless Sample

Right now, cell phone frames and landline frames overlap, because people often have both a landline phone and a cell phone.  Therefore, they have the opportunity to be represented in both sampling fra...

The Reasons Cell Phones Must Be Included in Representative Sampling Plans

There is good reason we are seeing such an increased interest in cell phone sample during this political season.  The NHIS findings show a consistent growth trend for cell phone usage—and at SSI, we’v...

Why Political Pollsters and Other Researchers Can’t Ignore the Mobile Explosion

As the election season heats up in the US, there is increasing attention being paid to a growing dilemma for political pollsters—and all researchers:  the exploding use of cell phones, often to the ex...

Where Do I “Fit”?

written by Nicole Mitchell According to a recent study published by Pew Research Center, most Hispanics in the US feel that the Census Bureau’s standard racial categories do not accurately describe th...