Consider the belief network shown in Figure 2, which describes how a number of variables related to the power in a building, and the activity of its occupants, are related. Answer the following questions about how knowledge of the values of some variables would affect the probability of another variable. (a) Can knowledge of the value of projector_plugged in affect your belief in the value of Sam_ reading_book? Explain (b) Can knowledge of screen_lit up
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