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10. Complete parts (a) through (c) below. (a) Determine the critical value(s) for a right-tailed test of a population mean at the a = 0.05 level of significance with 15 degrees of freedom. (b) Determine the critical value(s) for a left-tailed test of a population mean at the a = 0.05 level of significance based on a sample size of n = 10. (c) Determine the critical value(s) for a two-tailed test of a population mean at the a = 0.10 level of significance based on a sample size of n = 13. 4 Click here to view the t-Distribution Area in Right Tail. (a) terit = (1) (Round to three decimal places as needed.) (b) terit = (2) (Round to three decimal places as needed.) (c) tcrit = (3). (Round to three decimal places as needed.)

10. Complete parts (a) through (c) below. (a) Determine the critical value(s) for a right-tailed test of a population mean at the a = 0.05 level of significance with 15 degrees of freedom. (b) Determine the critical value(s) for a left-tailed test of a population mean at the a = 0.05 level of significance based on a sample size of n = 10. (c) Determine the critical value(s) for a two-tailed test of a population mean at the a = 0.10 level of significance based on a sample size of n = 13. 4 Click here to view the t-Distribution Area in Right Tail. (a) terit = (1) (Round to three decimal places as needed.) (b) terit = (2) (Round to three decimal places as needed.) (c) tcrit = (3). (Round to three decimal places as needed.)

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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10. Complete parts (a) through (c) below. (a) Determine the critical value(s) for a right-tailed test of a population mean at the a = 0.05 level of significance with 15 degrees of freedom. (b) Determine the critical value(s) for a left-tailed test of a population mean at the a = 0.05 level of significance based on a sample size of n = 10. (c) Determine the critical value(s) for a two-tailed test of a population mean at the a = 0.10 level of significance based on a sample size of n = 13. 4 Click here to view the t-Distribution Area in Right Tail. (a) terit = (1) (Round to three decimal places as needed.) (b) tcrit = (2) (Round to three decimal places as needed.) (c) tcrit = (3). (Round to three decimal places as needed.)
Transcribed Image Text:10. Complete parts (a) through (c) below. (a) Determine the critical value(s) for a right-tailed test of a population mean at the a = 0.05 level of significance with 15 degrees of freedom. (b) Determine the critical value(s) for a left-tailed test of a population mean at the a = 0.05 level of significance based on a sample size of n = 10. (c) Determine the critical value(s) for a two-tailed test of a population mean at the a = 0.10 level of significance based on a sample size of n = 13. 4 Click here to view the t-Distribution Area in Right Tail. (a) terit = (1) (Round to three decimal places as needed.) (b) tcrit = (2) (Round to three decimal places as needed.) (c) tcrit = (3). (Round to three decimal places as needed.)
t-Distribution Arca in Right Tail df 0.25 0.20 0.15 0.10 0.05 0.025 0,02 0,01 0.005 0.0025 0.001 (0.0005 di 1.000 0.816 3 1.376 1.061 0.978 0.941 0.920 1.963 1.386 1.250 1.190 1.156 3.078 1.886 1.638 1.533 1.476 6.314 2.920 2.353 2.132 63.657 9.925 5.841 4.604 4.032 1 12.706 4.303 3.182 2.776 2.571 15.894 4.849 3.482 2.999 2.757 31.821 6.965 4.541 3.747 3.365 127.321 14.089 7.453 5.598 4.773 318.309 22.327 636.619 31.599 12.924 8.610 6.869 1 0.765 0.741 0.727 10.215 7.173 5.893 4 2.015 0.718 0.711 0.706 0.703 0.700 2.447 2.365 2.306 2.262 2.228 3.707 3.499 3.355 3.250 3.169 0.906 1.134 1.119 1.108 1.100 1.093 2.612 2.517 2.449 2.398 2.359 3.143 1.440 1.415 1.397 1.383 1.943 1.895 1.860 4.317 4.029 3.833 3.690 3.581 5.959 5.408 5.041 4.781 4.587 6. 5.208 4.785 4.501 4.297 4.144 0.896 0.889 2.998 2.896 2.821 2.764 8 9 1.833 0.883 0.879 10 1.372 1.812 10 2.328 2.303 2.282 2.264 2.249 0.697 4.025 3.930 3.852 3.787 3.733 4.437 4.318 4.221 4.140 4.073 0.876 11 12 13 1.088 1.083 1.079 1.076 1.074 1.363 1.356 1.350 1.345 1.341 1.796 1.782 1.771 1.761 1.753 2.201 2.179 2.160 2.145 2.131 2.718 2.681 2.650 2.624 2.602 3.106 3.055 3.012 2.977 2.947 3.497 3.428 3.372 3.326 3.286 11 0.695 0.694 0.692 0.873 0.870 0.868 0.866 12 13 14 15 14 15 0.691 0.690 0.689 0.688 0.865 0.863 1.337 1.069 1.333 1.067 1.330 1.066 1.746 1.740 1.734 1.729 1.725 1.071 2.120 2.110 2.101 2.093 2.086 2.235 2.224 2.214 2.205 2.197 3.252 3.222 4.015 3.965 3.922 3.883 3.850 2.583 2.567 2.921 2.898 2.878 2.861 2.845 3.686 3.646 3.610 10 17 18 16 17 18 19 20 0.862 0.861 0.860 2.552 2539 2.528 3.197 3.174 3.153 0.688 1.328 3.579 19 0.687 1.064 1.325 3.552 20 21 22 23 24 25 0.686 0.686 0.685 0.859 0.858 0.858 0.857 0.856 1.063 1.061 1.060 1.059 1.058 1.323 1.321 1.319 1.318 1.316 1.721 1.717 1.714 1.711 1.708 2.080 2.074 2.069 2.064 2.060 2.189 2.183 2.177 2.172 2.167 2.518 2.508 2.500 2.492 2.485 2.831 2.819 2.807 3.135 3.119 3.104 3.091 3.078 3.527 3.505 3.485 3.467 3.450 3.819 3.792 3.768 3.745 3.725 21 21 23 24 25 0.685 0.684 2.797 2.787 0.684 0.684 0.683 0.683 0.683 0.856 0.855 0.855 0.854 0.854 1.058 1.057 1.056 1.055 1.055 1.706 1.703 1.701 1.699 1.697 2.479 2.473 2.467 2.462 2.457 3.067 3.057 3.047 3.707 3.690 3.674 3.659 3.646 1.315 26 27 28 29 30 1.314 1.313 1.311 1.310 2.056 2.052 2.048 2.045 2.042 2.162 2.158 2.154 2.150 2.147 2.779 2.771 2.763 2.756 2.750 3.435 3.421 3.408 3.396 3.385 26 27 28 29 34 3.038 3.030 0.682 0.682 0.682 0.682 0.682 0.853 0.853 0.853 0.852 0.852 1.054 1.054 1.053 1.052 1.052 3.022 3.015 3.008 3.002 2.996 2.144 1.309 1.309 1.308 1.307 1.306 2.040 2.037 2.035 2.032 2.030 2.453 31 32 33 34 35 1.696 1.694 1.692 1.691 1.690 2.141 2.138 2.136 2.133 2.449 2.445 2.441 2.438 2.744 2.738 2.733 2.728 2.724 3.375 3.365 3.356 3.348 3.340 3.633 3.622 3.611 3.601 3.591 31 32 33 34 35 1.052 1.051 1.051 1.050 1.050 1.306 1.305 1.304 1.304 1.303 1.688 1.687 1.686 1.685 1.684 2.719 2.715 2.712 2.708 2.704 3.333 3.326 3.319 3.313 3.307 3.582 3.574 3.566 3.558 3.551 0.681 0.852 36 37 38 39 40 2.028 2.026 2.024 2.023 2.021 2.131 2.129 2.127 2.125 2.434 2.431 2.429 2.426 2.423 2.990 2.985 2.980 2.976 2.971 34 31 38 34 40 0.681 0.851 0.681 0.851 0.681 0.851 0.681 0.851 2.123 0.679 0.679 0.678 0.678 0.677 1.047 1.045 1.044 1.043 1.042 2.009 2.000 1.994 1.990 1.987 2.109 2.099 2.093 2.088 2.084 2.678 2.937 2.915 2.899 2.887 2.878 50 0.849 0.848 0.847 0.846 0.846 1.299 1.296 1.294 1.292 1.291 1.676 1.671 1.667 1.664 1.662 2.403 2.390 2.381 2.374 2.368 3.261 3.232 3.211 3.195 3.496 3.460 3.435 3.416 3.402 50 2.660 2.648 2.639 2.632 60 60 70 80 70 80 90 3.183 90 0.845 0.842 0.842 1.984 1.962 1.960 2.626 2.581 2.576 0.677 1.042 1.290 1.282 1.282 1.660 1.646 1.645 2.081 2.056 2.054 2.364 3.174 3.098 3.090 100 3.390 2.871 2.813 2.807 100 0.675 0.674 1.037 1.036 1000 2.330 2.326 3.300 1000 3.291 z df (0.25 0.20 0.15 0.10 (0.05 (0,025 0,02 0.01 0.005 0.0025 0.001 0,0005 di (1) (2) (3) + 000 H + 000 I + + 000
Transcribed Image Text:t-Distribution Arca in Right Tail df 0.25 0.20 0.15 0.10 0.05 0.025 0,02 0,01 0.005 0.0025 0.001 (0.0005 di 1.000 0.816 3 1.376 1.061 0.978 0.941 0.920 1.963 1.386 1.250 1.190 1.156 3.078 1.886 1.638 1.533 1.476 6.314 2.920 2.353 2.132 63.657 9.925 5.841 4.604 4.032 1 12.706 4.303 3.182 2.776 2.571 15.894 4.849 3.482 2.999 2.757 31.821 6.965 4.541 3.747 3.365 127.321 14.089 7.453 5.598 4.773 318.309 22.327 636.619 31.599 12.924 8.610 6.869 1 0.765 0.741 0.727 10.215 7.173 5.893 4 2.015 0.718 0.711 0.706 0.703 0.700 2.447 2.365 2.306 2.262 2.228 3.707 3.499 3.355 3.250 3.169 0.906 1.134 1.119 1.108 1.100 1.093 2.612 2.517 2.449 2.398 2.359 3.143 1.440 1.415 1.397 1.383 1.943 1.895 1.860 4.317 4.029 3.833 3.690 3.581 5.959 5.408 5.041 4.781 4.587 6. 5.208 4.785 4.501 4.297 4.144 0.896 0.889 2.998 2.896 2.821 2.764 8 9 1.833 0.883 0.879 10 1.372 1.812 10 2.328 2.303 2.282 2.264 2.249 0.697 4.025 3.930 3.852 3.787 3.733 4.437 4.318 4.221 4.140 4.073 0.876 11 12 13 1.088 1.083 1.079 1.076 1.074 1.363 1.356 1.350 1.345 1.341 1.796 1.782 1.771 1.761 1.753 2.201 2.179 2.160 2.145 2.131 2.718 2.681 2.650 2.624 2.602 3.106 3.055 3.012 2.977 2.947 3.497 3.428 3.372 3.326 3.286 11 0.695 0.694 0.692 0.873 0.870 0.868 0.866 12 13 14 15 14 15 0.691 0.690 0.689 0.688 0.865 0.863 1.337 1.069 1.333 1.067 1.330 1.066 1.746 1.740 1.734 1.729 1.725 1.071 2.120 2.110 2.101 2.093 2.086 2.235 2.224 2.214 2.205 2.197 3.252 3.222 4.015 3.965 3.922 3.883 3.850 2.583 2.567 2.921 2.898 2.878 2.861 2.845 3.686 3.646 3.610 10 17 18 16 17 18 19 20 0.862 0.861 0.860 2.552 2539 2.528 3.197 3.174 3.153 0.688 1.328 3.579 19 0.687 1.064 1.325 3.552 20 21 22 23 24 25 0.686 0.686 0.685 0.859 0.858 0.858 0.857 0.856 1.063 1.061 1.060 1.059 1.058 1.323 1.321 1.319 1.318 1.316 1.721 1.717 1.714 1.711 1.708 2.080 2.074 2.069 2.064 2.060 2.189 2.183 2.177 2.172 2.167 2.518 2.508 2.500 2.492 2.485 2.831 2.819 2.807 3.135 3.119 3.104 3.091 3.078 3.527 3.505 3.485 3.467 3.450 3.819 3.792 3.768 3.745 3.725 21 21 23 24 25 0.685 0.684 2.797 2.787 0.684 0.684 0.683 0.683 0.683 0.856 0.855 0.855 0.854 0.854 1.058 1.057 1.056 1.055 1.055 1.706 1.703 1.701 1.699 1.697 2.479 2.473 2.467 2.462 2.457 3.067 3.057 3.047 3.707 3.690 3.674 3.659 3.646 1.315 26 27 28 29 30 1.314 1.313 1.311 1.310 2.056 2.052 2.048 2.045 2.042 2.162 2.158 2.154 2.150 2.147 2.779 2.771 2.763 2.756 2.750 3.435 3.421 3.408 3.396 3.385 26 27 28 29 34 3.038 3.030 0.682 0.682 0.682 0.682 0.682 0.853 0.853 0.853 0.852 0.852 1.054 1.054 1.053 1.052 1.052 3.022 3.015 3.008 3.002 2.996 2.144 1.309 1.309 1.308 1.307 1.306 2.040 2.037 2.035 2.032 2.030 2.453 31 32 33 34 35 1.696 1.694 1.692 1.691 1.690 2.141 2.138 2.136 2.133 2.449 2.445 2.441 2.438 2.744 2.738 2.733 2.728 2.724 3.375 3.365 3.356 3.348 3.340 3.633 3.622 3.611 3.601 3.591 31 32 33 34 35 1.052 1.051 1.051 1.050 1.050 1.306 1.305 1.304 1.304 1.303 1.688 1.687 1.686 1.685 1.684 2.719 2.715 2.712 2.708 2.704 3.333 3.326 3.319 3.313 3.307 3.582 3.574 3.566 3.558 3.551 0.681 0.852 36 37 38 39 40 2.028 2.026 2.024 2.023 2.021 2.131 2.129 2.127 2.125 2.434 2.431 2.429 2.426 2.423 2.990 2.985 2.980 2.976 2.971 34 31 38 34 40 0.681 0.851 0.681 0.851 0.681 0.851 0.681 0.851 2.123 0.679 0.679 0.678 0.678 0.677 1.047 1.045 1.044 1.043 1.042 2.009 2.000 1.994 1.990 1.987 2.109 2.099 2.093 2.088 2.084 2.678 2.937 2.915 2.899 2.887 2.878 50 0.849 0.848 0.847 0.846 0.846 1.299 1.296 1.294 1.292 1.291 1.676 1.671 1.667 1.664 1.662 2.403 2.390 2.381 2.374 2.368 3.261 3.232 3.211 3.195 3.496 3.460 3.435 3.416 3.402 50 2.660 2.648 2.639 2.632 60 60 70 80 70 80 90 3.183 90 0.845 0.842 0.842 1.984 1.962 1.960 2.626 2.581 2.576 0.677 1.042 1.290 1.282 1.282 1.660 1.646 1.645 2.081 2.056 2.054 2.364 3.174 3.098 3.090 100 3.390 2.871 2.813 2.807 100 0.675 0.674 1.037 1.036 1000 2.330 2.326 3.300 1000 3.291 z df (0.25 0.20 0.15 0.10 (0.05 (0,025 0,02 0.01 0.005 0.0025 0.001 0,0005 di (1) (2) (3) + 000 H + 000 I + + 000
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