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four students get 90s on a test. three get 70s 2 get 60s and one gets an 80. What is the mean test score in this group
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four students get 90s on a test. three get 70s 2 get 60s and one gets an 80. What is the mean test score in this group

User Jacob Vlijm
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its 85-90 hope this helps :)
User Jwi
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