After observing the apple fall from the tree, which step below is the next appropriate task for Newton as part of his scientific investigation? Publishing his findings Conducting data analysis Presenting the observation at a conference Asking questions Question 5 (4 points) 72,337 women enrolled in the Nurses' Health Study. Their diets were tracked over 18 years, and at the end of this time period, the researchers found that women who consumed the highest levels (at least
6,600IU
a day) of vitamin A from supplements and food had nearly double the risk of hip fracture compared with women who consumed the lowest level (less than
1,600IU
day). What type of study was this? Observational study Randomized Controlled Trial Animal study Systematic review