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20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 45 50 60 70 80 90 100 1.725 2.086 2.528 2.845 20 1.325 1.323 1.721 2.080 2.518 2.831 21 1.321 1.717 2.074 2.508 2.819 22 1.319 1,714 2.069 2.500 2.807 23 1.318 1.316 1.708 2,060 1.706 2.056 1.711 2.064 2.492 2.797 24 2.787 25 2.485 2.479 2.779 26 2.473 1.315 1.314 1.703 2.052 2.771 27 2.048 2.467 2.763 28 2.045 2.462 2.756 29 1.313 1.701 1.311 1.699 1.310 1.697 2.042 2.457 2.750 30 1.309 1.696 2.040 2.453 2.744 31 1.309 1.694 2.037 2.449 2.738 32 1.308 1.692 2.035 2.445 33 2.032 2.441 2.733 1.307 1.691 2.728 34 1.306 1.690 1.306 1.688 1.305 1.687 1.304 1.686 1.304 1.685 1.303 1.684 2.030 2.438 2.028 2.434 2.026 2.431 2.024 2.429 2.023 2.426 2.724 35 2.719 36 2.715 37 2.712 38 2.708 39 2.704 40 2.021 2.423 1.301 1.679 2.014 2.690 45 2.412 1.299 1.676 2.009 2.403 2.678 50 1.296 1.671 2.000 2.390 2.660 60 1.294 1.667 1.994 2.381 2.648 70 1.292 1.664 1.990 2.374 2.639 80 1,291 1.662 1.987 2.368 2.632 90 1.290 1.660 1.984 2.364 2.626 100 - Paper size

20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 45 50 60 70 80 90 100 1.725 2.086 2.528 2.845 20 1.325 1.323 1.721 2.080 2.518 2.831 21 1.321 1.717 2.074 2.508 2.819 22 1.319 1,714 2.069 2.500 2.807 23 1.318 1.316 1.708 2,060 1.706 2.056 1.711 2.064 2.492 2.797 24 2.787 25 2.485 2.479 2.779 26 2.473 1.315 1.314 1.703 2.052 2.771 27 2.048 2.467 2.763 28 2.045 2.462 2.756 29 1.313 1.701 1.311 1.699 1.310 1.697 2.042 2.457 2.750 30 1.309 1.696 2.040 2.453 2.744 31 1.309 1.694 2.037 2.449 2.738 32 1.308 1.692 2.035 2.445 33 2.032 2.441 2.733 1.307 1.691 2.728 34 1.306 1.690 1.306 1.688 1.305 1.687 1.304 1.686 1.304 1.685 1.303 1.684 2.030 2.438 2.028 2.434 2.026 2.431 2.024 2.429 2.023 2.426 2.724 35 2.719 36 2.715 37 2.712 38 2.708 39 2.704 40 2.021 2.423 1.301 1.679 2.014 2.690 45 2.412 1.299 1.676 2.009 2.403 2.678 50 1.296 1.671 2.000 2.390 2.660 60 1.294 1.667 1.994 2.381 2.648 70 1.292 1.664 1.990 2.374 2.639 80 1,291 1.662 1.987 2.368 2.632 90 1.290 1.660 1.984 2.364 2.626 100 - Paper size

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 4CYU
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20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 45 50 60 70 80 90 100 500 1000 d.f. Level of confidence, c One tail, a Two tails, a 2.845 20 2.831 21 2.500 2.807 1.315 2.744 1.325 1.725 2.086 2.528 1.323 1.721 2.080 2.518 1.321 1.717 2.074 2.508 2.819 1.319 1.714 2.069 1.318 1.711 2.064 2.492 2.797 1.316 1.708 2.060 2.485 2.787 25 1.706 2.056 2.479 2.779 26 1.314 1.703 2.052 2.473 2.771 27 1.313 1.701 2.048 2.467 2.763 28 1.311 1.699 2.045 2.462 2.756 29 1.310 1.697 2.042 2.457 2.750 30 1.309 1.696 2.040 2.453 31 1.309 1.694 2.037 2.449 2.738 32 1.308 1.692 2.035 2.445 2.733 33 1.307 1.691 2.032 2.441 2.728 34 1.306 1.690 2.030 2.438 2.724 35 1.306 1.688 2.028 2.434 2.719 36 1.305 1.687 2.026 2.431 2.715 37 1.304 1.686 2.024 2.429 2.712 38 1.304 1.685 2.023 2.426 2.708 39 1.303 1.684 2.021 2.423 2.704 40 1.301 1.679 2.014 2.412 2.690 45 1.299 1.676 2.009 2.403 2.678 50 1.296 1.671 2.000 2.390 2.660 60 1.294 1.667 1.994 2.381 2.648 70 1.292 1.664 1.990 2.374 2.639 1.291 1.662 1.987 2.368 2.632 80 90 1.290 1.660 1.984 2.364 2.626 100 1.283 1.648 1.965 2.334 2.586 500 2.330 2.581 1000 1.282 1.646 1.962 1.282 1.645 1.960 2.326 2.576 00 d.f. 0.80 0.90 0.95 0.98 0.01 0.10 0.20 0.05 0.025 0.10 0.05 0.02 272227 0.99 0.005 0.01 23 24 Paper size Letter Print
Transcribed Image Text:20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 45 50 60 70 80 90 100 500 1000 d.f. Level of confidence, c One tail, a Two tails, a 2.845 20 2.831 21 2.500 2.807 1.315 2.744 1.325 1.725 2.086 2.528 1.323 1.721 2.080 2.518 1.321 1.717 2.074 2.508 2.819 1.319 1.714 2.069 1.318 1.711 2.064 2.492 2.797 1.316 1.708 2.060 2.485 2.787 25 1.706 2.056 2.479 2.779 26 1.314 1.703 2.052 2.473 2.771 27 1.313 1.701 2.048 2.467 2.763 28 1.311 1.699 2.045 2.462 2.756 29 1.310 1.697 2.042 2.457 2.750 30 1.309 1.696 2.040 2.453 31 1.309 1.694 2.037 2.449 2.738 32 1.308 1.692 2.035 2.445 2.733 33 1.307 1.691 2.032 2.441 2.728 34 1.306 1.690 2.030 2.438 2.724 35 1.306 1.688 2.028 2.434 2.719 36 1.305 1.687 2.026 2.431 2.715 37 1.304 1.686 2.024 2.429 2.712 38 1.304 1.685 2.023 2.426 2.708 39 1.303 1.684 2.021 2.423 2.704 40 1.301 1.679 2.014 2.412 2.690 45 1.299 1.676 2.009 2.403 2.678 50 1.296 1.671 2.000 2.390 2.660 60 1.294 1.667 1.994 2.381 2.648 70 1.292 1.664 1.990 2.374 2.639 1.291 1.662 1.987 2.368 2.632 80 90 1.290 1.660 1.984 2.364 2.626 100 1.283 1.648 1.965 2.334 2.586 500 2.330 2.581 1000 1.282 1.646 1.962 1.282 1.645 1.960 2.326 2.576 00 d.f. 0.80 0.90 0.95 0.98 0.01 0.10 0.20 0.05 0.025 0.10 0.05 0.02 272227 0.99 0.005 0.01 23 24 Paper size Letter Print
6. Find the critical value to for the confidence level c = 0.90 and sample size n = 20. 1 Click the icon to view the t-distribution table. tc = 1: t-Distribution Table Level of confidence, c 0.80 d.f. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 (Round to the nearest thousandth as needed.) 17 18 19 20 One tail, a Two tails, a 0.98 0.99 0.90 0.10 0.05 0.01 0.005 d.f. 1 0.95 0.025 0.20 0.10 0.05 0.02 0.01 3.078 6.314 12.706 31.821 63.657 1.886 2.920 4.303 6.965 9.925 2 1.638 2.353 3.182 4.541 5.841 3 1.533 2.132 2.776 3.747 4.604 4 1.476 2.015 2.571 3.365 4.032 5 1.440 1.943 2.447 3.143 1.415 1.895 2.365 2.998 3.707 6 3.499 7 1.397 1.860 2.306 2.896 3.355 8 1.383 1.833 2.262 2.821 3.250 9 1.372 1.812 2.228 2.764 3.169 1.363 1.796 2.201 2.718 3.106 2.179 2.681 3.055 12 1.356 1.782 1.350 1.771 2.160 2.650 3.012 13 14 1.345 1.761 2.145 2.624 2.977 1.341 1.753 2.131 2.602 2.947 15 1.337 1.746 2.120 2.583 2.921 16 1.333 1.740 2.110 2.567 2.898 17 1.330 1.734 2.101 2.552 2.878 18 1.328 1.729 2.093 2.539 2.861 19 2.086 2.528 2.845 20 1.325 1.725 =66 10 11
Transcribed Image Text:6. Find the critical value to for the confidence level c = 0.90 and sample size n = 20. 1 Click the icon to view the t-distribution table. tc = 1: t-Distribution Table Level of confidence, c 0.80 d.f. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 (Round to the nearest thousandth as needed.) 17 18 19 20 One tail, a Two tails, a 0.98 0.99 0.90 0.10 0.05 0.01 0.005 d.f. 1 0.95 0.025 0.20 0.10 0.05 0.02 0.01 3.078 6.314 12.706 31.821 63.657 1.886 2.920 4.303 6.965 9.925 2 1.638 2.353 3.182 4.541 5.841 3 1.533 2.132 2.776 3.747 4.604 4 1.476 2.015 2.571 3.365 4.032 5 1.440 1.943 2.447 3.143 1.415 1.895 2.365 2.998 3.707 6 3.499 7 1.397 1.860 2.306 2.896 3.355 8 1.383 1.833 2.262 2.821 3.250 9 1.372 1.812 2.228 2.764 3.169 1.363 1.796 2.201 2.718 3.106 2.179 2.681 3.055 12 1.356 1.782 1.350 1.771 2.160 2.650 3.012 13 14 1.345 1.761 2.145 2.624 2.977 1.341 1.753 2.131 2.602 2.947 15 1.337 1.746 2.120 2.583 2.921 16 1.333 1.740 2.110 2.567 2.898 17 1.330 1.734 2.101 2.552 2.878 18 1.328 1.729 2.093 2.539 2.861 19 2.086 2.528 2.845 20 1.325 1.725 =66 10 11
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