Consider the following premises. Linda is an artist if and only if Michael is working. Michael is not working. Robert is cooking or Linda is an artist. Robert is not cooking or it is overcast. Can we infer the following from them? It is not overcast.
 From the fact that Linda is an artist if and only if Michael is working, and that Michael is not working we can infer that Linda is not an artist. From the fact that Robert is cooking or Linda is an artist, and that Robert is not cooking or it is overcast we can infer that Linda is an artist or it is overcast. Finally, from the fact that Linda is an artist or it is overcast, and that Linda is not an artist we can infer that it is overcast, which contradicts that It is not overcast. Therefore, the answer is no.