This scale uses four, seven-point Likert-type items to measure how informative and useful the site is, especially with respect to merchandising the products.
Five, five-point Likert-type items are used to measure the degree of importance a consumer places on mass media advertising when shopping for a specified product.
This is a four-item, five-point that measures the importance a person places on independent, expert information sources.
Four, five-point Likert-type items are used to measure the degree of importance that various information sources, mainly in-store influences, have to a person when shopping for a certain product.
This is a three-item, five-point Likert-type scale that measures the degree to which a person believes TV commercials are a good source of information about products.
Three, five-point, Likert-type items are used to measure the degree to which a person (child, teenager) describes seeking information and advice from his/her parents before making purchase decisions.
This five-item, seven-point scale is used to measure the level of usefulness a person reports some piece of information to have. In Mishra, Umesh, and Stem (1993), the scale was used with regard to the relevance of some information in distinguishing between alternative brands as part of a decision task.
A five-item, seven-point scale is used to measure the frequency with which one uses media and other nonpersonal sources for gathering information about health-related issues.
A five-item, seven-point semantic differential is used to measure a consumer's assessment of a particular person's knowledge and competency as a source of information. The directions used with the scale can focus the respondent's attention on a particular topic or product if desired.
A four-item, seven-point Likert-type scale is used to measure the degree to which a person who has filled out a questionnaire believes his/her responses will remain anonymous.

