Achieving and Maintaining Data Integrity

Linda Moody describes a method of maintaining data integrity during randomized clinical trials.

Q&A

Developing a Coding System for Narratives

Barbara H. Fiese stresses that a coding system should be based on the underlying purpose of the study.

Quick Tip - 2 minutes 9 seconds

Easing Data Entry with Web-Based Tools

Robert C. Pianta discusses some benefits related to using the web as an interface for questionnaires.

Quick Tip - 1 minute 59 seconds

Approaches to Handling Messy Data

Erin Leahey discusses data 'editing' practices in the social sciences.

Q&A

Collecting DNA in Different Countries

Following local rules can be a hurdle, states Vishwajit Nimgaonkar.

Quick Tip - 1 minute 21 seconds

Centralize Data Management

Jay Belsky stresses the importance of ceding local control of data to a core team during the NICHD Study of Early Child Care.

Quick Tip - 1 minute 22 seconds

Increasing Response Rates from Teachers

Robert C. Pianta shares a some tips about efficient data collection.

Quick Tip - 3 minutes 8 seconds

Parent-Child Analog Tasks

Consecutive tasks in an experimental setting can provide data about behavior, says Howard Abikoff.

Quick Tip - 2 minutes 17 seconds

Building Rapport with Families

Barbara H. Fiese discusses videotaping families in their homes.

Quick Tip - 3 minutes 18 seconds

Fidelity in Data Collection

Martica Hall discusses the importance of checking data as it comes in.

Quick Tip - 1 minute 48 seconds