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Complete parts (a) through (c) below. (a) Determine the critical value(s) for a right-tailed test of a population mean at the x = 0.05 level of significance with 10 degrees of freedom. (b) Determine the critical value(s) for a left-tailed test of a population mean at the x = 0.05 level of significance based on a sample size of n = 15. (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 = 19. Click here to view the t-Distribution Area in Right Tail. (a) tcrit + 1.812 (Round to three decimal places as needed.) (b) crit = 1.761 (Round to three decimal places as needed.) (c) crit (Round to three decimal places as needed.)

Complete parts (a) through (c) below. (a) Determine the critical value(s) for a right-tailed test of a population mean at the x = 0.05 level of significance with 10 degrees of freedom. (b) Determine the critical value(s) for a left-tailed test of a population mean at the x = 0.05 level of significance based on a sample size of n = 15. (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 = 19. Click here to view the t-Distribution Area in Right Tail. (a) tcrit + 1.812 (Round to three decimal places as needed.) (b) crit = 1.761 (Round to three decimal places as needed.) (c) crit (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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Complete parts (a) through (c) below. (a) Determine the critical value(s) for a right-tailed test of a population mean at the x = 0.05 level of significance with 10 degrees of freedom. (b) Determine the critical value(s) for a left-tailed test of a population mean at the x = 0.05 level of significance based on a sample size of n = 15. (c) Determine the critical value(s) for a two-tailed test of a population mean at the α = 0.10 level of significance based on a sample size of n = 19. Click here to view the t-Distribution Area in Right Tail. (a) terit (b) tcrit (c) tcrit = + 1.812 (Round to three decimal places as needed.) = || 1.761 (Round to three decimal places as needed.) (Round to three decimal places as needed.)
Transcribed Image Text:Complete parts (a) through (c) below. (a) Determine the critical value(s) for a right-tailed test of a population mean at the x = 0.05 level of significance with 10 degrees of freedom. (b) Determine the critical value(s) for a left-tailed test of a population mean at the x = 0.05 level of significance based on a sample size of n = 15. (c) Determine the critical value(s) for a two-tailed test of a population mean at the α = 0.10 level of significance based on a sample size of n = 19. Click here to view the t-Distribution Area in Right Tail. (a) terit (b) tcrit (c) tcrit = + 1.812 (Round to three decimal places as needed.) = || 1.761 (Round to three decimal places as needed.) (Round to three decimal places as needed.)
df 0.25 0.20 0.15 0.10 0.05 1 1.000 1.376 1.963 3.078 6.314 4 5 12.706 2 0.816 1.061 1.386 1.886 2.920 4.303 3 0.765 0.978 1.250 1.638 2.353 3.182 0.741 0.941 1.190 1.533 2.132 2.776 0.727 0.920 1.156 1.476 2.015 2.571 1.134 1.440 1.943 2.447 2.612 1.119 1.415 1.895 2.365 2.517 1.108 1.397 1.860 1.100 1.383 1.833 1.093 1.372 1.812 6 7 8 0.706 9 10 16 17 18 19 20 0.718 0.906 0.711 0.896 0.889 0.703 0.883 0.700 0.879 0.697 0.876 11 12 0.695 0.873 13 0.694 0.870 14 0.692 0.868 15 0.691 0.866 0.690 0.865 0.689 0.863 0.685 0.858 2.492 2.485 1.088 1.363 1.796 2.201 2.328 1.083 1.356 1.782 1.079 1.350 1.771 1.076 1.345 1.761 1.074 1.341 1.753 1.071 1.337 1.746 1.069 1.333 1.740 0.688 0.862 1.067 1.330 1.734 2.101 2.214 0.688 0.861 1.066 1.328 1.729 2.093 2.205 0.687 0.860 1.064 1.325 1.725 2.086 2.197 21 0.686 0.859 1.063 1.323 1.721 2.080 2.189 22 0.686 0.858 1.061 1.321 1.717 2.074 2.183 2.508 23 1.060 1.319 1.714 2.069 2.177 2.500 24 0.685 0.857 1.059 1.318 1.711 2.064 2.172 25 0.684 0.856 1.058 1.316 1.708 2.060 2.167 26 0.684 0.856 1.058 1.315 1.706 2.056 2.162 27 0.684 0.855 1.057 1.314 1.703 2.052 2.158 28 0.683 0.855 1.056 1.313 1.701 2.048 2.154 29 0.683 0.854 1.055 1.311 1.699 2.045 2.150 30 0.683 0.854 1.055 1.310 1.697 2.042 2.147 31 0.682 0.853 1.054 1.309 1.696 2.040 2.144 32 0.682 0.853 1.054 1.309 1.694 2.037 2.141 2.449 33 0.682 0.853 1.053 1.308 1.692 2.035 2.138 2.445 34 0.682 0.852 1.052 1.307 1.691 2.032 35 0.682 0.852 1.052 1.306 1.690 2.030 0.681 0.852 1.052 1.306 1.688 2.028 0.681 0.851 1.051 1.305 1.687 2.026 1.051 1.304 1.686 1.050 1.304 1.685 1.303 1.684 36 37 38 0.681 0.851 2.024 39 0.681 0.851 2.023 40 0.681 0.851 1.050 2.021 50 0.679 0.849 60 0.679 0.848 0.678 0.847 0.678 0.846 0.677 0.846 70 80 90 100 1000 df 0.677 0.845 0.675 0.842 0.674 0.842 0.25 0.20 1.047 1.299 1.676 1.045 1.296 1.671 1.044 1.294 1.667 1.043 1.292 1.664 1.042 1.291 1.662 t-Distribution Area in Right Tail 1.290 1.660 1.282 1.646 1.645 0.10 0.05 1.042 1.037 1.036 1.282 0.15 0.025 0.02 3.143 3.707 2.998 3.499 2.896 3.355 2.449 2.398 2.821 3.250 3.169 3.106 2.306 2.262 2.228 2.359 2.764 2.718 2.179 2.303 2.681 3.055 2.160 2.282 2.650 3.012 2.145 2.264 2.624 2.977 2.131 2.249 2.602 2.947 2.120 2.235 2.583 2.921 2.110 2.224 2.567 2.898 2.552 2.878 2.009 2.000 0.01 0.005 0.0025 127.321 14.089 7.453 5.598 4.773 1.994 1.990 1.987 15.894 31.821 63.657 4.849 6.965 9.925 3.482 4.541 5.841 2.999 3.747 4.604 2.757 3.365 4.032 1.984 1.962 1.960 0.025 2.539 2.861 2.528 2.845 2.518 2.831 2.819 2.807 2.797 2.787 2.479 2.779 2.473 2.771 2.467 2.763 2.462 2.756 2.457 2.750 2.453 2.744 2.738 2.733 2.136 2.441 2.728 2.133 2.438 2.724 2.131 2.719 2.434 2.431 2.715 2.129 2.127 2.429 2.712 2.125 2.426 2.708 2.123 2.423 2.704 2.109 2.403 2.678 2.099 2.390 2.660 2.093 2.381 2.648 2.088 2.374 2.639 2.084 2.368 2.632 2.081 2.364 2.626 2.056 2.330 2.581 2.054 2.326 2.576 0.02 0.01 0.005 4.317 4.029 3.833 3.690 3.581 3.497 3.428 3.372 3.326 3.286 3.252 3.222 3.197 3.174 3.153 3.135 3.119 3.104 3.091 3.078 3.067 3.057 3.047 3.038 3.030 3.022 3.015 3.008 3.002 2.996 2.990 2.985 2.980 2.976 2.971 2.937 2.915 2.899 2.887 2.878 2.871 2.813 2.807 0.0025 0.001 318.309 22.327 10.215 7.173 5.893 5.208 4.785 4.501 4.297 4.144 4.025 3.930 3.852 3.787 3.733 3.686 3.646 3.610 3.579 3.552 3.527 3.505 3.485 3.467 3.450 3.435 3.421 3.408 3.396 3.385 3.375 3.365 3.356 3.348 3.340 3.333 3.326 3.319 3.313 3.307 3.261 3.232 3.211 3.195 3.183 3.174 3.098 3.090 0.001 0.0005 df 636.619 1 31.599 2 12.924 3 8.610 6.869 5.959 6 5.408 7 5.041 8 4.781 9 4.587 10 4.437 4.318 4.140 4.221 13 4.073 4.015 3.965 3.922 3.883 3.850 3.819 3.792 3.768 3.745 3.725 3.707 3.690 3.674 3.659 3.646 3.582 3.574 3.566 3.558 3.551 3.460 12BH5 KD8920 212324 25 26789期 12路M5 M初8买= M0佣卵 3.633 31 3.622 32 3.611 33 3.601 34 3.591 3.435 11 3.416 3.402 14 16 17 18 19 30 35 36 37 3.496 50 38 39 40 60 70 80 90 3.390 100 3.300 1000 3.291 z 0.0005 df
Transcribed Image Text:df 0.25 0.20 0.15 0.10 0.05 1 1.000 1.376 1.963 3.078 6.314 4 5 12.706 2 0.816 1.061 1.386 1.886 2.920 4.303 3 0.765 0.978 1.250 1.638 2.353 3.182 0.741 0.941 1.190 1.533 2.132 2.776 0.727 0.920 1.156 1.476 2.015 2.571 1.134 1.440 1.943 2.447 2.612 1.119 1.415 1.895 2.365 2.517 1.108 1.397 1.860 1.100 1.383 1.833 1.093 1.372 1.812 6 7 8 0.706 9 10 16 17 18 19 20 0.718 0.906 0.711 0.896 0.889 0.703 0.883 0.700 0.879 0.697 0.876 11 12 0.695 0.873 13 0.694 0.870 14 0.692 0.868 15 0.691 0.866 0.690 0.865 0.689 0.863 0.685 0.858 2.492 2.485 1.088 1.363 1.796 2.201 2.328 1.083 1.356 1.782 1.079 1.350 1.771 1.076 1.345 1.761 1.074 1.341 1.753 1.071 1.337 1.746 1.069 1.333 1.740 0.688 0.862 1.067 1.330 1.734 2.101 2.214 0.688 0.861 1.066 1.328 1.729 2.093 2.205 0.687 0.860 1.064 1.325 1.725 2.086 2.197 21 0.686 0.859 1.063 1.323 1.721 2.080 2.189 22 0.686 0.858 1.061 1.321 1.717 2.074 2.183 2.508 23 1.060 1.319 1.714 2.069 2.177 2.500 24 0.685 0.857 1.059 1.318 1.711 2.064 2.172 25 0.684 0.856 1.058 1.316 1.708 2.060 2.167 26 0.684 0.856 1.058 1.315 1.706 2.056 2.162 27 0.684 0.855 1.057 1.314 1.703 2.052 2.158 28 0.683 0.855 1.056 1.313 1.701 2.048 2.154 29 0.683 0.854 1.055 1.311 1.699 2.045 2.150 30 0.683 0.854 1.055 1.310 1.697 2.042 2.147 31 0.682 0.853 1.054 1.309 1.696 2.040 2.144 32 0.682 0.853 1.054 1.309 1.694 2.037 2.141 2.449 33 0.682 0.853 1.053 1.308 1.692 2.035 2.138 2.445 34 0.682 0.852 1.052 1.307 1.691 2.032 35 0.682 0.852 1.052 1.306 1.690 2.030 0.681 0.852 1.052 1.306 1.688 2.028 0.681 0.851 1.051 1.305 1.687 2.026 1.051 1.304 1.686 1.050 1.304 1.685 1.303 1.684 36 37 38 0.681 0.851 2.024 39 0.681 0.851 2.023 40 0.681 0.851 1.050 2.021 50 0.679 0.849 60 0.679 0.848 0.678 0.847 0.678 0.846 0.677 0.846 70 80 90 100 1000 df 0.677 0.845 0.675 0.842 0.674 0.842 0.25 0.20 1.047 1.299 1.676 1.045 1.296 1.671 1.044 1.294 1.667 1.043 1.292 1.664 1.042 1.291 1.662 t-Distribution Area in Right Tail 1.290 1.660 1.282 1.646 1.645 0.10 0.05 1.042 1.037 1.036 1.282 0.15 0.025 0.02 3.143 3.707 2.998 3.499 2.896 3.355 2.449 2.398 2.821 3.250 3.169 3.106 2.306 2.262 2.228 2.359 2.764 2.718 2.179 2.303 2.681 3.055 2.160 2.282 2.650 3.012 2.145 2.264 2.624 2.977 2.131 2.249 2.602 2.947 2.120 2.235 2.583 2.921 2.110 2.224 2.567 2.898 2.552 2.878 2.009 2.000 0.01 0.005 0.0025 127.321 14.089 7.453 5.598 4.773 1.994 1.990 1.987 15.894 31.821 63.657 4.849 6.965 9.925 3.482 4.541 5.841 2.999 3.747 4.604 2.757 3.365 4.032 1.984 1.962 1.960 0.025 2.539 2.861 2.528 2.845 2.518 2.831 2.819 2.807 2.797 2.787 2.479 2.779 2.473 2.771 2.467 2.763 2.462 2.756 2.457 2.750 2.453 2.744 2.738 2.733 2.136 2.441 2.728 2.133 2.438 2.724 2.131 2.719 2.434 2.431 2.715 2.129 2.127 2.429 2.712 2.125 2.426 2.708 2.123 2.423 2.704 2.109 2.403 2.678 2.099 2.390 2.660 2.093 2.381 2.648 2.088 2.374 2.639 2.084 2.368 2.632 2.081 2.364 2.626 2.056 2.330 2.581 2.054 2.326 2.576 0.02 0.01 0.005 4.317 4.029 3.833 3.690 3.581 3.497 3.428 3.372 3.326 3.286 3.252 3.222 3.197 3.174 3.153 3.135 3.119 3.104 3.091 3.078 3.067 3.057 3.047 3.038 3.030 3.022 3.015 3.008 3.002 2.996 2.990 2.985 2.980 2.976 2.971 2.937 2.915 2.899 2.887 2.878 2.871 2.813 2.807 0.0025 0.001 318.309 22.327 10.215 7.173 5.893 5.208 4.785 4.501 4.297 4.144 4.025 3.930 3.852 3.787 3.733 3.686 3.646 3.610 3.579 3.552 3.527 3.505 3.485 3.467 3.450 3.435 3.421 3.408 3.396 3.385 3.375 3.365 3.356 3.348 3.340 3.333 3.326 3.319 3.313 3.307 3.261 3.232 3.211 3.195 3.183 3.174 3.098 3.090 0.001 0.0005 df 636.619 1 31.599 2 12.924 3 8.610 6.869 5.959 6 5.408 7 5.041 8 4.781 9 4.587 10 4.437 4.318 4.140 4.221 13 4.073 4.015 3.965 3.922 3.883 3.850 3.819 3.792 3.768 3.745 3.725 3.707 3.690 3.674 3.659 3.646 3.582 3.574 3.566 3.558 3.551 3.460 12BH5 KD8920 212324 25 26789期 12路M5 M初8买= M0佣卵 3.633 31 3.622 32 3.611 33 3.601 34 3.591 3.435 11 3.416 3.402 14 16 17 18 19 30 35 36 37 3.496 50 38 39 40 60 70 80 90 3.390 100 3.300 1000 3.291 z 0.0005 df
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