Sentence examples for multiple polls were from inspiring English sources
Statistician Nate Silver predicted the last two presidential elections through the following logic: Multiple polls were calling the election a toss-up because President Obama's slight lead fell within the margin of error.
RealClearPolitics, a website that publishes an average of multiple polls, is projecting a Republican gain of only six.
But a 6-point lead, even across multiple polls, is not as solid in a special election to the House as it would be in a race for Senate or governor.
Fortunately, solutions to impute the missing data have been developed, in particular in the field of social sciences, where multiple questions polls are usually only partially filled and where removing any sample partially filled would amount to discarding most of the dataset.
Thought polls were oversampling Democrats.
In addition, some states now allow residents to register to vote on election day, polls are opened on multiple days and in multiple locations in some states, and Internet voting has even been introduced on a limited basis for some elections.
First, when the same polling firm has surveyed a matchup multiple times, each of these polls are averaged together.
All sample surveys and polls are subject to multiple sources of error including, but not limited to sampling error, coverage error, and measurement error.
But the rule with polls is to look at the averages of multiple surveys, rather than at individual results.
(Multiple instances of a tracking poll are counted as separate surveys in my analysis, and only likely voter polls are used).
