Sentence examples for landline only from inspiring English sources

Many are opting to conduct polls by landline only, to save money.That is likely to lead to a significant statistical bias.

And as Brian notes in his analysis, the attitudes of the cellphone only crowd are materially different from similar landline only people.

It's landline only, because it's an interactive voice response poll where a recorded question is asked and respondents push buttons to record their answers.

The four pollsters that interviewed via landline only gave Republicans a lead averaging more than 10 percentage points.

Thus, the age skew in the unweighted data obtained by CNN is about what we would expect from their landline only samples.

"There were very few landline unlisteds who were landline only, 2-32-3percent he wrote via email, "and likely to decline in the future".

The implications are clear: If you want to produce a survey that tilts distinctly Republican, call landlines only.

Roughly one third of American households rely solely on mobile phones and do not have landlines, meaning they will simply be excluded by polls that call landlines only.

In contrast, polls that place random calls to landlines only, or that rely upon likely voter models that were developed decades ago, may be behind the times.

In contrast to the six-point lead Mr. Obama has held on average among the swing-state polls that included cellphones, and the five-point lead he had on average among the YouGov Internet surveys, Mr. Obama has been ahead by just two points on average in polls that called landlines only, most of which were "robopolls" conducted by automated script.

Similarly, the average of final surveys conducted by pollsters that called landlines only (including CNN) just before the midterm votes showed a bigger Republican margin than pollsters that called combined samples of landlines and cellphones.