Answer QUESTION 2 from the image below & For The question provide:

a) A justification of the statistical test you selected. A reference to a one-tailed or a two-tailed test does not answer adequately to this question (0.5 points) ?

b) The statistical hypotheses (null and alternative hypotheses). The mathematical no- tation is not accepted (0.5 points) ?

c) The calculations and the results of the statistical test(s) (1.75 points) ?

d) Your interpretation of the results of the statistical test(s). Specify if you accept or you reject the null hypothesis and give the practical implications. The level of significance ?(?) is 5% (or 0.05). (0.75 points)

Question 2 You are in charge of revitalizing an area in downtown Cullenville. Three urban architect firms present their concept to an evaluation committee. Which firm(s) have the highest rating? The rating of each of these projects is presented below as well as the boxplot of the ratings. Rating 35 40 45 50 Table 5: Ratings of Three Architectural Projects Jury Sitte Parker Rossi 1 40 30 48 2 42 45 49 3 30 38 44 4 37 32 53 30 30 Sitte Parker Rossi Project The next three tables provide calculations that can be used to answer these questions. Table 6: First Set of Calculations Project | Mean rating | Variance of rating Sitte 37.2 27.6 Parker 36.2 45.6 Rossi 48.5 13.7