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pishuonlain [190]
3 years ago
9

the cost of a meal might affect how customers evaluate and appreciate food. To investigate, researchers worked with an all Itali

an all you can eat buffet to perform an experiment. A total of 139 subjects were randomly assigned to pay either 4$. Or 8$ for the buffet and then asked to rate the quality of the pizza on a 9 point scale. Subjects who paid 8$ rated pizza 11% higher than this who paid only $4. Identify the explanatory and response variables, the experimental units, and the treatments.
Advanced Placement (AP)
1 answer:
lianna [129]3 years ago
4 0

Answer:

Label each customer with a different integer from 1 to 139.

Explanation:

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