1. Information for Study Participants

8% of survey complete.

* 1. This survey is part of a research study conducted by Prof. Anind K. Dey at Carnegie Mellon University.

Purpose of this Study
As mobile phone use has become a common part of our lives in various activities, hence the goal of this study is to gather data on this use.

In the course of the study, you will be asked to complete an online survey. The estimated time for the survey is ***20 minutes***, please make sure you take your time to focus when completing it!

Participant Requirements
Participation in this study is limited to individuals of age 18 and older, and who use a mobile phone.

The risks and discomfort associated with participation in this study are no greater than those ordinarily encountered in daily life or during other online activities.

There may be no personal benefit from your participation in the study but the knowledge received may be of value to humanity.

Compensation & Costs
There is no compensation on completing this survey (as the first part of the "Android phone use study") and there will be no cost to you if you participate in this study.

The data captured for the research does not include any personally identifiable information about you. Your IP address will not be captured.

By participating, you understand and agree that the data and information gathered during this study may be used by Carnegie Mellon and published and/or disclosed by Carnegie Mellon to others outside of Carnegie Mellon.

Right to Ask Questions & Contact Information
If you have any questions about this study, you should feel free to ask them by contacting the Principal Investigator now at

Anind K. Dey
Human-Computer Interaction Institute
School of Computer Science
Carnegie Mellon University
5000 Forbes Avenue
Pittsburgh, PA 15213

If you have questions later, desire additional information, or wish to withdraw your participation please contact the Principle Investigator by mail, phone or e-mail in accordance with the contact information listed above.

If you have questions pertaining to your rights as a research participant; or to report objections to this study, you should contact the Research Regulatory Compliance Office at Carnegie Mellon University. Email: irb-review@andrew.cmu.edu . Phone: 412-268-1901 or 412-268-5460.

The Carnegie Mellon University Institutional Review Board (IRB) has approved the use of human participants for this study.

Voluntary Participation
Your participation in this research is voluntary. You may discontinue participation at any time during the research activity.