STAT 359/563 A01 (Spring 2018)Assignment 3:Due 1:00pm, March 81. (10 marks) The 2004 Canadian Campus Survey aimed to learn about individual,social, and environmental factors related to alcohol use, other drug use, mentalhealth, and gambling problems among Canadian undergraduates.The surveycomprised a random sample of 6282 full-time university undergraduates from 64universities across Canada.Use the data in the following table to examine ifthere is independence of alcohol use and region of the country.Alcohol usein the pastBritishmonthColumbiaPrairiesOntarioQuebecAtlanticYes56039715701729660No233116537347133(a) (8 marks) State the hypotheses, test statistic and its distribution under thenull hypothesis, p-value of the test, conclusion, and R codes.(b) (2 marks) What are the assumptions for the test in (a)? Are the assumptionsvalid?2. (16 marks) A semiconductor manufacturer has developed three different methodsfor reducing particle counts on wafers.All three methods are tested on fivedifferent wafers and the particle counts are obtained. The data are shown below.