Cho bảng phân phối xác suất của biến ngẫu nhiên hai chiều (X, Y) như sau: Y X 1 2 3
0 m 0,3 0.05
1 0,2 0,15 0,1

1/ Tìm m ?
2/ Tính P( X+Y=1)=?
3/ Tìm E (X) = ?

According to the data set, where should the upper quartile line of the box plot be placed?

1. 2. ∠b and ∠y are right angles. 3.? 4.? which two statements are missing in steps 3 and 4? ∠x ≅ ∠c △abc ~ △zyx by the sas similarity theorem. ∠b ≅ ∠y △abc ~ △zyx by the sas similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem.

The volume of the sun is approximately 1 × 10^18 cu km, while the volume of jupiter is approximately 1 × 10^15 cu km. which of the following is true? a. the volume of jupiter is approximately one thousand times the volume of the sun. b. the volume of jupiter is approximately one hundred times the volume of the sun. c. the volume of the sun is approximately one thousand times the volume of jupiter. d. the volume of the sun is approximately one hundred times the volume of jupiter.