Increasing Numbers of Businesses Are Offering Child-Care Benefits for Their $\alpha = .05$

Essay

Increasing numbers of businesses are offering child-care benefits for their workers.
However, one union claims that more than 85% of firms in the manufacturing sector still do not offer any child-care benefits. A random sample of 350 manufacturing firms is selected, and only 34 of them offer child-care benefits. Specify the rejection region that the union will use when testing at $\alpha = .05$