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A store owner wants to know if he sells more water or sports drinks. He records the number of sales for both products. What is the data gathering technique used? A observational study B voluntary survey
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A store owner wants to know if he sells more water or sports drinks. He records the number of sales for both products. What is the data gathering technique used?

A observational study
B voluntary survey
C randomized survey
D experiment

User Colton
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1 Answer

7 votes

its A ma am

i know this because i did it

User Mickdekkers
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