The researcher is interested in what effect the amount of sleep gets a pregnant woman gets has on newborn weight. The hypothesis is, "As maternal sleep/night increases, newborn weight will also increase". For the study, pregnant women in their last trimester are asked to record the amount of sleep they get/night. After delivery, the amount of sleep/night is averaged and recorded. Newborn weights are recorded at delivery. Maternal sleep/day reported in hours: Subject hours of sleep 1 8 2 10 3 7 4 10 5 6 The mean number of hours of sleep was _______________. Group of answer choices 7 10 8.2