Web Survey Bibliography
The sample response rate is one of the most important indicators in marketing research. The panelists are receiving an increasing number of email invitations in order to participate at different on line surveys and this cause sample response rate to have a downward trend. The existing literature has highlighted a wide variety of factors that are influencing the response rate in a web based survey; however few of those are approaching the timing of the invitation letter. The purpose of this paper is to determine which moment of the day will generate a higher response rate and also which day of the week will be more productive for getting more hits of the invitation letter for participating at a web based survey.