The LPGA ANA Inspiration tournament was held in April 2015 at the Mission Hills Country Club in Rancho Mirage, California. Shown here are first-round and second-round scores for a random sample of 13 golfers. Use α = .05 to determine whether the first- and second-round median scores for golfers in the LPGA ANA Inspiration tournament differed significantly. What is your conclusion?

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Round 1 Round 2 Brittany Lang Amy Anderson Meena Lee Juli Inkster Ha N Jang Haeji Kang Ai Miyazato Stephanie Meadow Catriona Matthew Sandra Gal Caroline Masson Suzann Pettersen Mo Martin 73 74 71 69 72 71 68 76 71 75 72 76 74 72 70 73 75 72 74 74 68 69 68 73 68 72