[Solved] The range of your estimate of the population mean or percentage depends largely on the sample size and the variability found in the sample. Erotic Movies: Films with content designed to sexually arouse the audience, often focusing on sexual desires and fantasies. Non-Erotic Movies: Films that do not contain sexually explicit content. Sexual Arousal: A physiological and psychological state of being awakened to sexual desire and ready for sexual activity. Main Effects: In statistical analysis, the direct impact of an independent variable on a dependent variable, ignoring the effects of other variables.