For the differences in shopping time and purchase amount indicates no differences among the background music factor-levels for either time or money spent. Therefore, H2, because of its negative wording, is supported, but H1, H3 and H4 are not.
The tempo and volume of the background music did not influence the shopping time or expenditures of shoppers. Of the control variables (covariates), only family size contributed significantly and then only for the amount of money shoppers spent.
H5 and H6 propose that shopping time and purchase amount respectively are influenced by shoppers' preference For the background music. for differences in shopping time and purchase amount indicate that preference for the background music did influence behavior. It would appear that musical preference can have a positive influence on the amount of time and money shoppers spend in service environments.