A restaurant owner is interested in studying how the cheerfulness of the waitstaff can influence how much the customers tip the waitstaff. On Monday, she instructs the waitstaff to be extremely cheerful (over-the-top friendly, excessive smiling, etc). On Wednesday, she instructs the waitstaff to be moderately cheerful (somewhat friendly). On Friday, she instructs the waitstaff to not be cheerful at all. She found that customers tipped more on the low friendliness day than on the days that they were moderately or extremely cheerful. 1. What is the independent variable for Scenario C? 2. How many levels are there for the independent variable in Scenario C? 3. What is the dependent variable for Scenario C? 4. What is the confound for Scenario C 5. How could the confound be fixed in Scenario C?
A restaurant owner is interested in studying how the cheerfulness of the waitstaff can influence how much the customers tip the waitstaff. On Monday, she instructs the waitstaff to be extremely cheerful (over-the-top friendly, excessive smiling, etc). On Wednesday, she instructs the waitstaff to be moderately cheerful (somewhat friendly). On Friday, she instructs the waitstaff to not be cheerful at all. She found that customers tipped more on the low friendliness day than on the days that they were moderately or extremely cheerful.
1. What is the independent variable for Scenario C?
2. How many levels are there for the independent variable in Scenario C?
3. What is the dependent variable for Scenario C?
4. What is the confound for Scenario C
5. How could the confound be fixed in Scenario C?
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