Mathematics, 12.04.2021 20:20 Xaviiier
A large supermarket chain was interested in seeing if they could increase their holiday sales by starting their Black Friday sales 2 hours earlier than normal. To test this, they randomly selected half of their 500 stores and told them to start their sales at the new starting time, while the other half of the stores would start at the standard starting time. Which of these answers represents an element of replication in this study?
a. they randomly selected half
b. their 500 stores
c. while the other half of the stores would start at the standard starting time
d. 250 stores
Answers: 2
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