MIXER 4 Cross Channel Call Study

Instructions

To receive compensation for your participation, you must fill out and submit one of the following forms:

  • W9 FORM for US resident tax return filers
  • FORM 8233 for US non-resident tax return filers

If you are a foreign national and have any questions about your eligibility to receive compensation for your participation in this study, please call the IRS at 1-800-829-1040. Ask for the Foreign Issues department.

Completed W9 forms should be mailed or faxed to:

    Attn: Mixer Study
    Linguistic Data Consortium
    3600 Market Street, Suite 810
    Philadelphia, PA 19104-2653
    FAX: (215) 573-2175

or, for Berkeley participants only:

    Attn: Mixer Study
    International Computer Science Institute
    1947 Center St, Suite 600
    Berkeley, CA 94704
    FAX: (510) 666-2956

The following links provide instructions on how to fill out these forms.

Payment Rates Table

This table gives a breakdown of the rates and bonuses paid for Mixer 4 participation. If you have any questions about compensation rates, please contact us at participant-care@ldc.upenn.edu.

Once you have completed your phone calls and submitted your W9, you will be processed for payment. Normally, it takes 8 weeks to receive payment.



Rates and Bonuses

Payment Amount Conditions Maximum Payment Amount
Mixer Phone Calls $6 per call Up to 10 calls $60
Target Bonus $40 10 calls must be completed $40
Cross channel
(in-house) calls		 $10 extra per call Up to 2 in-house calls $20
Cross channel bonus $30 2 Cross Channel and 8 Mixer calls must be completed $30
Extended Data Calls $6 per call Up to 10 additional Mixer calls (for 20 overall) $60
Extended Data Call Bonus $40 10 additional/20 total calls must be completed $40

Phone Call Disclaimer:


All calls are monitored for duration, language, and signal interference. All calls recorded under a PIN must be from the same speaker. Calls made by different speakers using the same PIN will be disqualified and the owner of that PIN will not receive compensation.

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Please remember that all Mixer interviews and telephone calls are recorded for research and educational purposes. All participant identification information is kept strictly confidential, and only select demographic information (age, gender, region raised, languages spoken, etc.) will be utilized for research. Participant names, addresses, and contact information are only required for compensation.