Okay so -1 is the part where you graph. And Since its only 7x it would be 7/1
Answer:
Business tycoons owned factories and were reaping the financial rewards from low wages and poor working conditions, which led to the creation of labor unions in the 1920s and 1930s.
Answer: This can be necessary for test standardisation
Explanation: Test standardisation involves the process of evaluation by comparing different test results with a standard.
From the question it can be assumed that the individual that participated in the test did very well and in order for the process to publish the results, he had to compare results with other people to ensure that she the result is not a hoax.
Answer:
W.H.O
Explanation:
World health organization