"More sinned against than sinning." Is this a more appropriate description of Agamemnon than Clytaemestra?

Clytaemestra's murder of Agamemnon can be seen as one of the main sins in the play. The Chorus of Argive Elders calls the act 'obscene' and since one of the functions of the Chorus is to direct the audience's sympathy and give voice to pious opinions this indicates Clytaemestra is more sinning than sinned against. However when she defends her acts after the murder to The Chorus she tells them it was she who was sinned against, as her husband Agamemnon 'slaughtered' their 'own child' Iphigenia. She suggests that The Chorus are hypocrites as they 'would not cross' Agamemnon for his murder of…