Is this time series random? Perform a runs test. ...

     The file   P12_ 01. xlsx contains the monthly number of airline tickets sold by a travel   agency. Is this time series random? Perform a runs test. 

      Month Year Tickets   January 1 605   February 1 647   March  1 636   April 1 612   May 1 714   June 1 765   July 1 698   August 1 615   September 1 588   October 1 685   November 1 711   December 1 664   January 2 630   February 2 696   March  2 670   April 2 671   May 2 724   June 2 787   July 2 724   August 2 651   September 2 589   October 2 697   November 2 750   December 2 705   January 3 664   February 3 704   March  3 691   April 3 672   May 3 753   June 3 787   July 3 751   August 3 695   September 3 643   October 3 724   November 3 803   December 3 705   January 4 720   February 4 757   March  4 707   April 4 692   May 4 828   June 4 827   July 4 763   August 4 710   September 4 673   October 4 793   November 4 852   December 4 710