Speaking topics in text
TPO 15-Q4
Speaking recording
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This speaking topic by users
| Post dates | Users | rates | Contents |
|---|---|---|---|
| 2020-01-08 | Christine hanna | 66.00 | Check this speaking |
| 2016-08-29 | apply2017 | 60.00 | Check this speaking |
Speaking category
18 in 30
The introduction should be something like:
The professor talks about experimenter effect which occurs when a researcher’s expectation affect the outcome of an experiment.
you didn't explain it clearly