The magazine Tech Worx reported that 80% of software engineers rate the company they work for as a great place to work. As a veteran headhunter, you claim the percentage given in the report is not correct. In a survey of randomly chosen software engineers, 78% rated the company they work for as a great place to work. Complete the parts below to perform a hypothesis test to see if there is enough evidence, at the 5% level of significance, to support your claim that the proportion, p, of all software engineers who rate the company they work for as a great place to work is not 80%.