Answer:
Michael Phelps won the most Olympic medals
Answer:
In the late 19th & early 20th century most Canadians were of recent British ... Australia, and New Zealand both paid for battleships to be added to the Royal Navy. ... The YMCA and other associations raised money and material for the war effort ... Including debts from the provinces and cities, Canada emerge from WWI
Explanation:
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.
Answer:
Redundant
Explanation:
He has has put in redundancy
