One descriptive statistic is dispersion. Which of the following is not a measure of dispersion?

Research about gender and self-concept has found that

A) men express their emotions more than women. B) men talk more about relationships than women. C) women and men both try to achieve the upper hand in conversations. D) women talk more than men about their relationships. E) women are expected to be assertive in their careers.

A _____ is a three-dimensional scaled-down or scaled-up version of an actual object that may also be simplified to aid understanding.

a. photograph b. model c. diagram d. chart