Tìm khoảng ước lượng của kì vọng µ với độ tin cậy 0,92 trong mẫu từ phân phối chuẩn N(µ; 2), 2 = 12. Cho X = 19, n = 121

“exterior angles of triangles. an exterior (or external) angle is the angle between one side of a triangle and the extension of an adjacent side. try this drag the orange dots on any vertex to reshape the triangle.” look to get to the answer i explained what it means and other things i hope it you .

There would be 36.35 pounds