Question

fy S P.1.2 For each of the following research questions identi the observational units and variable(s). a. Subjects listened to 10 seconds of the Jackson 5's song "ABC and then were asked how long they thought the song snip- pet lasted. Do people tend to overestimate the song length? Are newborns from couples where both parents smoke less likely to be boys than newborns from couples where neither parent smokes?

Answer 1

a. Variable: Length of the song. Observational units: Time of the song in seconds, or units in seconds. b. Variable: Sex of the new born baby Observational units: Couples who smoke or does not smoke.