The use of alcohol by the operator can have an effect in operational safety of the vessel and that would include the crew as well as the passengers. Hope this is the right answer and would be of big help.
Explanation:
i think they obtain food in order to get the energy they need to carry out life functions
Answer:
The correct answer is option D. "Null hypothesis".
Explanation:
Null hypothesis is characterized by stating that there is no difference between the specified populations, which is the opposite of the alternative hypothesis that states that there is a difference between the populations. Since the hypothesis included in the question states that "There will be no difference in the number of adverse events...", it is concluded that is an example of null hypothesis.
for some reason I can't submit my typed answer but here's the screenshot
