Mathematics, 25.11.2021 18:30 legazzz

Trọng lượng của giống gà B là biến ngẫu nhiên Y có phân phối chuẩn và có cùng phương sai với X . Với mức ý nghĩa 0,05, người ta muốn kiểm tra xem
có thể cho rằng hai giống gà có trọng lượng trung bình khác nhau không.
Hãy xác định điều kiện dẫn đến kết luận bác bỏ giả thuyết H0

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Trọng lượng của giống gà B là biến ngẫu nhiên Y có phân phối chuẩn và có cùng phương sai với X . V...

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