Answer: You can infer that Mr. Hale and his wife don't understand each other's perspectives of life. Mr. Hale, being a sexist and underestimating women, and her wife, being oppressed by the "social rules" and working overtime.
Explanation: In jury of he peers, the relationship between Mr. Hale and his wife Martha Hale is not addressed directly, but implied by other characters. Mr. Hale's comments about women's ineffectiveness make it clear that he underestimates her and leaves her all the work, and Mrs. Hale's disbelief about his husband's competence to retell the events, imply that she doesn't trust him.