3. In a survey, out of 255 respondents organized by the City Hall this year, 200 reported that they had exclusive hot water. The city hall reported last year that 90% of the dwellings had hot water....

Hello listen I need this answer by normal testing, without p value method. Mind this. Please only by normal testing not by p value method I'll UPVOTE handwritten pls

Extracted text: 3. In a survey, out of 255 respondents organized by the City Hall this year, 200 reported that they had exclusive hot water. The city hall reported last year that 90% of the dwellings had hot water. An organization of citizens believe that there has be a decrease in the situation of supply with hot water in the city and makes a complain to the City Hall. Decide who is correct, the citizen's organization, complaining for the more difficult situation with the hot water this year, or the City Hall who cannot be blamed, and prove it (the diminish or not in the supply with hot water of the dwellings) using the Rejection region method. CONDUCT AN APPROPRIATE 5 % SIGNIFICANCE TEST. SHOW ALL STEPS