TurkPrime Blog

TurkPrime Blog

Bounce and Completion Rate

Posted by Jonathan Robinson on Jun 8, 2015 1:14:00 PM

In the latest release of TurkPrime.com we added many new features and fixes among them 2 additional metrics for every survey:

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Topics: amazon mechanical turk, bounce rate, completion rate, mturk, turkprime

Maximizing HIT Participation

Posted by Jonathan Robinson on May 13, 2015 1:00:00 PM

Problem:

How can you increase Amazon Mechanical Turk HIT Worker participation rates and speed completion of a HIT? This is particularly an issue with HITs that have a large number of required participants or have Qualifications that limit the number of qualified Workers

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Topics: amazon mechanical turk, completion rate, demographics, HIT, increase participation, qualification, speed, turkprime

A Simple Formula for Predicting the Time to Complete a Study on Mechanical Turk

Posted by Leib Litman on Mar 9, 2015 2:28:00 PM

Overview

The simple formula

We describe a general formula for predicting the time it takes Workers to complete survey studies on MTurk. The average Worker takes 10.3 seconds to answer a single question. This means that a study with 60 questions should take approximately 10 minutes. At $6 per hour the appropriate pay rate for a 60 question survey would be $1.

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Topics: amazon mechanical turk, completion rate, mechanical turk

Determining Completion Rate and Dropout Rate on Mechanical Turk

Posted by Leib Litman on Mar 6, 2015 4:43:00 PM

What is the completion rate and dropout rate?

Dropout rate is defined as the percentage of participants who start taking a study but do not complete it. Dropout rate is sometimes referred to as attrition rate, and is the opposite of completion rate (dropout rate = 100 – completion rate). On MTurk, completion rate is defined as the number of Workers who submit a HIT divided by the number of Workers who accept the HIT. Note that, for the definition of completion rate used here, Rejected Workers are counted as completes.

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Topics: amazon mechanical turk, completion rate, dropout rate, mechanical turk