This website has truly been a welcome gift! The Day Pass is extremely affordable & the site is so user friendly to navigate. It provides a wealth of information including, the source, validity, & references for my doctorate research project. I highly recommend this to anyone as it is truly an invaluable research tool!
Quality Variance (Products)
The extent to which a consumer believes that the quality and performance of options within a product category differs a lot is measured with seven, seven-point Likert-type items. A two-item version is discussed as well.
Key Words