Answer Happy

Ha - 1.25 t : to Swimmer 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 По Ud 1. Q: 0.01 -0.004-0 0.035 V20 Water Guar Syrup Difference 0.9 0.92 -0.02 0.92 0.96 -0.04 1 0.95 0.05 1.1 1.13 -0.03 1.2 1.22 -0.02 1.25 1.2 0.05 1.26 -0.01 1.3 1.3 0 1.35 1.34 0.01 1.4 -0.01 1.4 1.44 -0.04 1.5 1.52 -0.02 0.07 1.7 1.7 0 1.75 1.8 -0.05 1.8 1.76 0.04 1.8 1.84 -0.04 1.85 1.89 -0.04 1.9 1.88 0.02 1.95 1.95 0 Xa - Md Soln =-0.515 1.41 1.65 1.58 -0.050 -0.025 0.025 0.050 0.075 0.000 Difference d 2 X = -0.004 , So = 0.035 So = 0.035 df = 19 P-value - 2.PCtio <-0.515) = 0.614 Since P-value 0.612 > 0.05 we do not reject H.. We do not have convincing evidence of a difference between the mean swimming speeds in water and guar