A Scientist Was Interested in the Success of a Newly

Multiple Choice

A scientist was interested in the success of a newly developed sleep aid called 'Night Owl' on time taken to fall asleep and quality of sleep.She recruited 30 participants who were randomly allocated to receive either a dose of Night Owl or a placebo.The scientist measured the mean time taken for each participant to fall asleep (minutes) and the quality of their sleep (measured on a scale of 1 (poorest quality) to 10 (best possible quality) ) over the course of one week. What can the scientist conclude from the output below?

A) The type of drug taken had a significant effect on sleep.
B) The type of drug taken had a significant effect on both quality of sleep and time taken to get to sleep.
C) The type of drug taken had a small but significant effect on sleep.
D) Taking Night Owl resulted in less time taken to fall asleep and a significantly better quality of sleep than the placebo.