Large number of possible responders

Large number of possible responders/ Computer Science

“Data Gathering”  Please respond to the following:

• Online questionnaires enable companies to gather data from a large number of possible responders. For a web-based questionnaire, determine which response format would be the most effective. Provide a rationale for your response.
• Companies use Web analytics to gather data and measure a Website’s design effectiveness among its users. Of the two (2) web analytic categories (on-site and off-site), speculate on which one (1) is more effective.