dbarker754 dbarker754
  • 13-10-2017
  • Mathematics
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A valid opinion poll requires random sampling which means

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W0lf93
W0lf93 W0lf93
  • 23-10-2017
Random sampling is when everybody in a group is taken into consideration for polling, and everybody has an equal opportunity of being polled. An example of this would be putting all names of team members into a hat and pulling a few out.
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