B. The interval ____ zero, so there _____ enough evidence to conclude that there is a difference in means between the population from which sample one and two were drawn.

of o pts i Probabilities under the t-distribution Curve X The accompanying table contains two samples that were collected as matched pairs. Complete parts a and b below. Click the icon to view the data table. I Tail 0.200 0.100 0.050 0.025 0.010 0.005 Click the icon to view a portion of the Student's t-Distribution table. 2 Tail 0.400 0.200 0.100 0.050 0.020 0.010 Conf Lev 0.600 0.800 0.900 0.950 0.980 0.990 a) Construct a 95% confidence interval to estimate difference in means between the populations from which Sample 1 and 2 were drawn. d.f. 1.376 3.078 6.314 12.706 31.821 63.657 UCLa = 2 1.061 1.880 2.920 4.303 6.965 9.925 4.541 . w t 0.978 1.638 2.353 3.18 5.841 LCLd = 4 0.941 1.53 2.13 2.776 3.747 1.604 (Round to two decimal places as needed.) 0.920 1.476 2.015 2.571 3.365 4.032 0.906 1.440 1.943 2447 3.143 3.707 0.896 1.415 1.89 2.365 2.998 3.499 1.397 1.860 2.306 2.896 3.35 0.889 i Data Table X 0.883 1.383 1.833 2.262 2.821 3.250 0.879 1.372 1.812 2 228 2.76 3.169 0.876 1.363 1.796 2.201 2.718 3.106 0.873 1.356 1.782 2.179 2.681 3.055 3.012 0.870 1.350 1.771 2.160 2.650 2.947 Pair Sample 1 Sample 2 0.86 1.341 1.753 2.131 2.602 2.120 2.921 0.865 1.337 1.746 2 583 2.898 0.863 1.333 1.740 2.110 2.567 1.734 2.101 2 352 2.878 0.862 1.330 2.861 1.328 1.729 2.093 2.539 0.861 1.725 2 086 2.528 2 845 00 OUT A WN - 0.860 1.325 2831 0.859 1.323 1.721 2 080 2.518 2 50 1858 1.321 1.717 2.074 2819 0.858 1.319 1.714 2.069 2.500 2.807 1.318 1.711 2.064 2.492 2.797 0.857 Print Done Print Done ? Enter your answer in the edit fields and then click Check Answer. Check Answer Clear All part remaining .MacBook Air DII DD 388