In conducting a survey of the sexual behaviors of young adults, which sampling technique below would be the most "scientific"?
A) taking a random sample of 2,000 young adults
B) polling 10,000 young adults who volunteer for the survey
C) polling readers of magazines like Playboy
D) polling college students on a nearby campus

Question

Quizplus · Accepted Answer

Taking a random sample of 2,000 young adults would be the most "scientific" sampling technique as it would ensure that the sample is representative of the population of interest and has a lower risk of bias compared to the other options. Polling volunteers (option B) may introduce volunteer bias, polling readers of magazines like Playboy (option C) may introduce selection bias, and polling college students on a nearby campus (option D) may introduce sampling bias as the sample may not be representative of all young adults.

In Conducting a Survey of the Sexual Behaviors of Young