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Mathematics, 18.06.2021 19:50 jnsoccerboy3121
Giả sử [u1,u2] là khoảng ước lượng cho trung bình tổng thể của u với độ tin cậy 1-a a, giải thích ý nghĩa của độ tin cậy 1-a b, trong các đại lượng u, u1, u2 đâu là biến ngẫu nhiên, đâu là hằng số
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Giả sử [u1,u2] là khoảng ước lượng cho trung bình tổng thể của u với độ tin cậy 1-a a, giải thích ý...
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