The objective of commercials on TV is to have as many viewers as possible remember the product in a favorable way and eventually buy it. With this in mind, a TV executive wondered if the length of a commercial is related to people’s memory of it. If you were to cast the executive’s thinking into a regression set-up,
Select one:.
a. Memory will be the independent variable and length of commercial will be the dependent variable
b. Length of commercial will be the independent variable and memory will be the dependent variable

The westins and the shermans live in the same city and pay the same sales tax rate, and both families made $14,000 in taxable purchases last year. if the westins made $86,000 and the shermans made $33,000 last year, is the sales tax in their city an example of a regressive tax? yes, because the westins and the shermans both paid the same sales tax rate. b. no, because the shermans paid a higher percentage of their income in sales tax than the westins did. c. no, because the westins and the shermans both paid the same sales tax rate. d. yes, because the shermans paid a higher percentage of their income in sales tax than the westins did.