Use the Wilcoxon matched-pairs signed rank test and = .05 to analyze the before-and-after measurements given. Assume the underlying distributions are symmetrical. Before After

Use the Wilcoxon matched-pairs signed rank test and α = .05 to analyze the before-and-after measurements given. Assume the underlying distributions are symmetrical.

Before After

49 ..........43

41 ..........29

47 ..........30

39 ..........38

53 ..........40

51 ..........43

51 ..........46

49 ..........40

38 ..........42

54 ..........50

46 ..........47

50 ..........47

44 ..........39

49 ..........49

45 ..........47