Final answer:
Biological analysis is not a type of analysis usually covered in art classes, unlike Formal analysis, Iconographic analysis, and Contextual analysis that focus on the visual, symbolic, and historical aspects of artworks respectively.
Step-by-step explanation:
The type of analysis not covered in your class is Biological analysis. In the context of art, analysis types usually include Formal analysis, which examines formal elements of art; Iconographic analysis, which explores the symbolism within art; and Contextual analysis, which considers the historical and cultural environment of the artwork.
Formal analysis is an objective approach focusing on the visual aspects of a work of art, such as color, line, form, and composition, without considering its historical background or symbolism. It is an intrinsic examination of the artwork's own visual properties.
Iconographic analysis, on the other hand, deals with the interpretation of symbols and motifs within an artwork, requiring an understanding of the cultural and historical context from which the art originates. Artworks with strong iconographic elements often involve widely recognized symbols that convey deeper meanings and narratives.
Contextual analysis goes beyond both formal and iconographic approaches by delving into the wider circumstances surrounding an artwork's creation. This includes social, political, and economic factors that may have influenced the artist. By studying these aspects, art historians provide a comprehensive understanding of an artwork's purpose and significance.