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Amanda read a report saying that 49% of teachers in the United States were members of a labor union. She wants to test whether this holds true for teachers in her state, so she is going to take a random sample of these teachers and see what percent of them are members of a union. Let p represent the proportion of teachers in her state that are members of a union.
Which of the following is an appropriate set of hypotheses for her significance test?

Sagot :

Answer:

A for Khan

Step-by-step explanation:

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