Arecent article in the wall street journal compared the cost of adopting children from china with that of russia. for a sample of 16 adoptions from china, the mean cost was $11,045, with a standard deviation of $835. for a sample of 18 adoptions from russia, the mean cost was $12,840, with a standard deviation of $1,545. can we conclude the mean cost is larger for adopting children from russia

Can someone me with this problem i don't understand i need

Use the net as an aid to compute the surface area of the triangular prism. a) 550 m2 b) 614 m2 c) 670 m2 d) 790 m2

Acylinder with a base diameter of x units has a volume of jxcubic units which statements about the cylinder are true? check all that apply. the radius of the cylinder is 2 x units. the radius of the cylinder is 2x units. the area of the cylinder's base is 200 square units. the area of the cylinder's base is a square units. the height of the cylinder is 2x units. the height of the cylinder is 4x units. mark this and return save and exit next submit