Answer:
The null hypothesis is a typical statistical theory which suggests that no statistical relationship and significance exists in a set of given single observed variable, between two sets of observed data and measured phenomena.
Hope this helps, have a great day/night, and stay safe!
Answer:
a and c I think maybe d too but prob not
The correct answer is - Race and ethnicity shape internal and external perceptions of a group.
Both, the race and the ethnicity, shape the internal and external perceptions of a group of people. It is true that every ethnic group has its own unique traits, and that every race has its own unique features, but unfortunately, very often they are over exaggerated and used in bad connotations.
The people of races and ethnic groups around the world tend to have prejudice for the people different than them, and very often that leads to big problems.
Starchy food because starchy food are an important source of carbohydrates/energy in our diet. Wholegrain varieties also provide fibre, which is important for digestive health, and a range of vitamins and minerals including B vitamins, iron, calcium and folate.