Traffic in Number of Monthly Visits per Monthly Cost per Month Revenue Visit January 22,314 243.898 0.38 February 26.789 298,761 0.24 March 36,751 389.657 0.21 April 48,301 546,792 0.19 May 51,329 57,634 675,982 0.13 June 63,498 786,455 July 897,645 0.11 0.09 August 69,045 989,732 0.06 15) Calculate n = 3pts 16) Calculate the Mean = 3pts 17) culate the Standard Deviation = 3pts 18) Given a 95% Level of confidence, what is the Level of Significance (alpha)? 3pts 19) Calculate the Margin of Error 3pts 20) Calculate the Upper Limit 3pts 21) Calculate the Lower Limit 3pts 22) Calculate the correlation coefficient between 3pts Traffic in Visits per Month and Monthly Revenue 23) Calculate the correlation coefficient between Traffic in Visitors per Month and Monthly Cost per Visitor 3pts