Harris Interactive said the results have a sampling error of plus or minus 1.2 percentage points.

哈里斯互动表示该调查结果会有正负1.2个百分点的采样误差。

youdao

The poll of 1,288 people was conducted July 7-11 and has a margin of sampling error of plus or minus 3.5 percentage points.

这项调查于7月7日至11日之间开展，共对1288名受访者进行了访问，抽样误差率为正负3.5个百分点。

youdao

The poll of 1, 288 people was conducted July 7-11 and has a margin of sampling error of plus or minus 3.5 percentage points.

这项调查于7月7日至11日之间开展，共对1288名受访者进行了访问，抽样误差率为正负3.5个百分点。

youdao

The poll of Democratic voters has a sampling error of plus-or-minus 5 percentage points.

CNN: Poll: Bush down, Clark up

CNN's poll has a sampling error of plus-or-minus 3 percentage points for most questions.

CNN: Bush's approval ratings slide to new low

The decline is within the poll's sampling error of plus or minus 3 percentage points.

CNN: Poll: Bush approval rating dips to 35 percent