Question

A study found that, in 2005, 12.5% of u.s. workers belonged to unions (the wall street journal, january 21, 2006. suppose a sample of 400 u.s. workers is collected in 2006 to determine whether union efforts to organize have increased union membership. formulate the hypotheses that can be used to determine whether union membership increased in 2006.

Answer 1

We can propose a hypothesis that is phrase in this manner, that there is a significant difference among the 2005 and 2006 union membership and is increasing. 

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