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babunello
[35]
2 years ago
5
Trọng lượng một sp là bnn pp chuẩn với trung bình là 20,5 và độ lệch chuẩn là 2. Lấy ngẫu nhiên 4 sp để kiểm tra thì với xs 0,95
trọng lượng trung bình của chúng sai lệch so với trọng lượng quy định tối đa là bao nhiêu?
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Illusion
[34]
2 years ago
8
0
You need to make this is all languages if you want help thank you . :)
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