TPO 15-Q4

Speaking topics in text

TPO 15-Q4

Speaking recording
Votes
Average: 6 (2 votes)
This speaking topic by users
Post dates Users rates Contents
2016-08-29 apply2017 60.00 Check this speaking
2020-01-08 Christine hanna 66.00 Check this speaking
Speaking category
Speakings by user apply2017 :

Comments

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