A lecturer would like to analyse whether there is a relationship between the country of origin of international students and the number of hours per day they spent on social media. To perform the study sbove the lecturer sent an email to all the students renrolled in his class and collected the responses from whoever replied to hid email and used it as his sample data. is the data collected in this manner baised? Explain.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 7E
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A lecturer would like to analyse whether there is a relationship between the country of origin of international students and the number of hours per day they spent on social media.

To perform the study sbove the lecturer sent an email to all the students renrolled in his class and collected the responses from whoever replied to hid email and used it as his sample data. is the data collected in this manner baised? Explain.

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