If the effects of two variables cannot be separated from each other, the variables are said to be confounded

What new social attitude about sex led to the belief that sexual dysfunctions are a legitimate topic of psychological inquiry?

a. that men enjoy sex more than women b. that sex is primarily for the purpose of procreation c. that sex fosters marital intimacy and is a source of pleasure d. that there is less tolerance for variations in sexual behavior

What characteristic distinguishes a fearful-avoidant attachment style from a dismissive attachment style?

a. The level of interpersonal trust b. The level of self-esteem c. The level of self-confidence d. The level of both self-esteem and interpersonal trust