The latest Cascade PBS/Elway poll was conducted statewide Sept. 3-6 with 403 registered voters. About 23% participated on landlines; 28% by cell phone calls; and 49% participated online after a text message invitation.
It has a margin of error of ± 5% at a 95% confidence level, which means if the same survey was conducted 100 times, the results would be within five percentage points at least 95 times.
Support for three of the ballot measures has waned since the previous Cascade PBS/Elway poll conducted in May, when three of the four initiatives polled well among voters. I-2066 on natural gas was not included in that polling, as it had
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