Question

An environmental engineer suspects mercury contamination in a part of the state that has three (3) lakes and two (2) streams. All five of the lakes will be tested for contamination. a) Express each outcome using two coordinates - so that (x.y) represents the event that two of the lakes and one of the streams will be contaminated. b) Draw a coordinate diagram (shown in class) showing the twelve (12) outcomes in the sample space c) If R is the event that an equal number of lakes and stream are contaminated... express this event symbolically by listing its elements. d) If T is the event that none of the streams is contaminated listing its elements. express this event symbolically by e) If U is the even that fewer lakes than streams are contaminated express this event symbolically by listing its elements.

Answer 1