Mathematics, 12.08.2020 17:01 krystenlitten

Sandy had test scores of 20, 25, 17, 22, and 21. What is the average (mean) score. On the next 3 test Sandy's score were 24, 24, and 23. What is her mean now?

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Sandy had test scores of 20, 25, 17, 22, and 21. What is the average (mean) score. On the next 3 tes...

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