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The professor uses one experiment to illustrate the definition of "sampling error". Explain how this example is related to the reading passage.
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| Post dates | Users | rates | Contents |
|---|---|---|---|
| Thu, 05/12/2016 - 11:43 | Laura123 | 70.00 | Check this speaking |
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More content wanted. Don't need a conclusion.
Better to use plurals for nouns like: 'researchers' not 'researcher'