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E Click here to view the t-Distribution Area in Right Tail. (a) If x = 37.1 and s = 10.3, compute the test statistic. to = - 1.379 (Round to three decimal places as needed.) (b) If the researcher decides to test this hypothesis at the a = 0.05 level of significance, determine the critical value(s). Although technology or a t-distribution table can be used to find the critical value, in this problem use the t-distribution table given. Critical Value:O (Round to three decimal places. Use a comma to separate answers as needed.)

E Click here to view the t-Distribution Area in Right Tail. (a) If x = 37.1 and s = 10.3, compute the test statistic. to = - 1.379 (Round to three decimal places as needed.) (b) If the researcher decides to test this hypothesis at the a = 0.05 level of significance, determine the critical value(s). Although technology or a t-distribution table can be used to find the critical value, in this problem use the t-distribution table given. Critical Value:O (Round to three decimal places. Use a comma to separate answers as needed.)

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
Section: Chapter Questions
Problem 22SGR
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I need help with part b using this table

 

To test Ho: µ= 40 versus H,: µ< 40, a random sample of size n= 24 is obtained from a population that is known to be normally distributed. Complete parts (a) through (d) below. E Click here to view the t-Distribution Area in Right Tail. (a) If x = 37.1 ands= 10.3, compute the test statistic. tn = - 1.379 (Round to three decimal places as needed.) (b) If the researcher decides to test this hypothesis at the a= 0.05 level of significance, determine the critical value(s). Although technology or a t-distribution table can be used to find the critical value, in this problem use the t-distribution table given. Critical Value: (Round to three decimal places. Use a comma to separate answers as needed.)
Transcribed Image Text:To test Ho: µ= 40 versus H,: µ< 40, a random sample of size n= 24 is obtained from a population that is known to be normally distributed. Complete parts (a) through (d) below. E Click here to view the t-Distribution Area in Right Tail. (a) If x = 37.1 ands= 10.3, compute the test statistic. tn = - 1.379 (Round to three decimal places as needed.) (b) If the researcher decides to test this hypothesis at the a= 0.05 level of significance, determine the critical value(s). Although technology or a t-distribution table can be used to find the critical value, in this problem use the t-distribution table given. Critical Value: (Round to three decimal places. Use a comma to separate answers 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 12.706 4.303 3.182 2.776 1.000 1.376 1.963 3.078 6.314 15.894 31.821 63.657 127.321 318.309 636.619 2 0.816 1.061 1.386 1.886 2.920 4.849 6.965 9.925 14.089 22.327 31.599 7.453 5.598 3 0.765 0.741 0.978 0.941 1.250 1.190 1.638 1.533 2.353 2.132 3.482 2.999 4.541 3.747 5.841 4.604 10.215 12.924 8.610 7.173 5.893 0.727 0.920 1.156 1.476 2.015 2.571 2.757 3.365 4.032 4.773 6.869 2.447 3.143 2.998 2.896 6 0.718 0.906 1.134 1.440 1.943 2.612 3.707 4.317 5.208 5.959 0.711 0.706 0.896 0.889 1.119 1.108 1.415 1.397 1.895 1.860 2.365 2.306 2.517 2.449 3.499 3.355 4.029 3.833 4.785 5.408 5.041 8 4.501 0.703 0.883 1.100 1.383 1.833 2.262 2.398 2.821 3.250 3.690 4.297 4.781 10 0.700 0.879 1.093 1.372 1.812 2.228 2.359 2.764 3.169 3.581 4.144 4.587 0.697 0.876 1.088 1.083 1.079 4.025 3.930 3.852 3.787 3.733 11 1.363 1.796 2.201 2.328 2.718 3.106 3.497 4.437 12 13 1.356 1.350 1.782 1.771 2.303 2.282 0.695 0.873 0.870 0.868 2.179 2.160 2.681 2.650 3.055 3.012 3.428 3.372 4.318 4.221 0.694 14 0.692 1.076 1.345 1.761 2.145 2.264 2.624 2.977 3.326 4.140 15 0.691 0.866 1.074 1.341 1.753 2.131 2.249 2.602 2.947 3.286 4.073 16 0.690 0.865 1.071 1.337 1.746 2.120 2.235 2.583 2.921 3.252 3.686 4.015 1414 2004 2000
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 12.706 4.303 3.182 2.776 1.000 1.376 1.963 3.078 6.314 15.894 31.821 63.657 127.321 318.309 636.619 2 0.816 1.061 1.386 1.886 2.920 4.849 6.965 9.925 14.089 22.327 31.599 7.453 5.598 3 0.765 0.741 0.978 0.941 1.250 1.190 1.638 1.533 2.353 2.132 3.482 2.999 4.541 3.747 5.841 4.604 10.215 12.924 8.610 7.173 5.893 0.727 0.920 1.156 1.476 2.015 2.571 2.757 3.365 4.032 4.773 6.869 2.447 3.143 2.998 2.896 6 0.718 0.906 1.134 1.440 1.943 2.612 3.707 4.317 5.208 5.959 0.711 0.706 0.896 0.889 1.119 1.108 1.415 1.397 1.895 1.860 2.365 2.306 2.517 2.449 3.499 3.355 4.029 3.833 4.785 5.408 5.041 8 4.501 0.703 0.883 1.100 1.383 1.833 2.262 2.398 2.821 3.250 3.690 4.297 4.781 10 0.700 0.879 1.093 1.372 1.812 2.228 2.359 2.764 3.169 3.581 4.144 4.587 0.697 0.876 1.088 1.083 1.079 4.025 3.930 3.852 3.787 3.733 11 1.363 1.796 2.201 2.328 2.718 3.106 3.497 4.437 12 13 1.356 1.350 1.782 1.771 2.303 2.282 0.695 0.873 0.870 0.868 2.179 2.160 2.681 2.650 3.055 3.012 3.428 3.372 4.318 4.221 0.694 14 0.692 1.076 1.345 1.761 2.145 2.264 2.624 2.977 3.326 4.140 15 0.691 0.866 1.074 1.341 1.753 2.131 2.249 2.602 2.947 3.286 4.073 16 0.690 0.865 1.071 1.337 1.746 2.120 2.235 2.583 2.921 3.252 3.686 4.015 1414 2004 2000
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