naguil1210
02.12.2020 •
Mathematics
Please anwer its a test
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Ответ:
a. Associative Property of Addition
Step-by-step explanation:
"The associative property is a math rule that says that the way in which factors are grouped in an addition problem does not change the sum."
Ответ:
Step-by-step explanation:
(a) matched pairs experiment, since the experiment is carried out twice on the same set of students.
(b) randomized comparative experiment , since the 2 video-game player groups are independent
(c) randomized comparative experiment , since the 2 math majors groups are independent.
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