The invention of the "printing press" originally allowed information to travel far past its place of origin.
Johannes Gutenberg who was a goldsmith is normally referred
to as the designer of the printing press. This role to the innovation was
progressive, empowering the large scale printing of books and the quick
dispersal of information all through Europe. The printing press spread inside
quite a few years to more than two hundred urban communities in twelve European
nations.
Answer:Some individuals may be natural good at maths or may be just smart kids who are good with mathematics
Explanation:Some students may be intelligent or good at maths which means the shoe size will not be the cause of their quantification skills.
A confounding variable refers to another variable that you may have not take notice of but which is very likely to act on the variable you are trying to measure and make that change you are looking for , its an extra variable. It can mess up your experiment and give you result that are not caused by what your projected. They can assume a correlation that doesn't exist and insert bias in your study. For this reason you have to know these variable before you start your research or study in order to avoid them.
D they care about where they make their homes
