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Arte-miy333 [17]
3 years ago
7

The dot plots below show the test scores of seventh- and eighth-grade students: Dot plot for Grade 7 shows 6 dots on score 50, 4

dots on score 60, 6 dots on score 70, and 4 dots on score 80. Dot plot for Grade 8 shows 7 dots on score 60, 4 dots on score 70, 4 dots on score 80, 3 dots on score 90, and 2 dots on score 100. Based on visual inspection of the dot plots, which grade, if any, appears to have the higher mean score? Grade 7 Grade 8 Both groups show about the same mean score. No conclusion about mean score can be made from the data.
Mathematics
2 answers:
lyudmila [28]3 years ago
6 0
The answer is Grade 7
sergeinik [125]3 years ago
3 0
The answer for this question is Grade 7 I believe.
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