Introductory statistics Midterm Exam

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timer Asked: Oct 17th, 2018
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Question Description

Introductory statistics exam will begin at EST 8Am,Oct 18.(after 20 hoursSeek for help.


Text book:Business Statistics: A Decision-Making Approach: 10th Edition, David F Groebner, Patrick W. Shannon, Phillip C. Fry. ISBN 978-0-13-449649-8 (see the P: drive for optional readings)

Midterm exam is based on assignment 1 to 4 ,follow

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t distribution One-tail α two-tail α df 0.4 0.8 0.25 0.5 0.1 0.2 1.00 0.325 1.000 3.078 6.314 12.706 2.00 0.289 0.816 1.886 2.920 3.00 0.277 0.765 1.638 2.353 4.00 0.271 0.741 1.533 5.00 0.267 0.727 6.00 0.265 7.00 0.005 0.01 0.001 0.002 0.0005 0.001 31.821 63.657 318.310 636.619 4.303 6.965 9.925 22.326 31.599 3.182 4.541 5.841 10.213 12.924 2.132 2.776 3.747 4.604 7.173 8.610 1.476 2.015 2.571 3.365 4.032 5.893 6.869 0.718 1.440 1.943 2.447 3.143 3.707 5.208 5.959 0.263 0.711 1.415 1.895 2.365 2.998 3.499 4.785 5.408 8.00 0.262 0.706 1.397 1.860 2.306 2.896 3.355 4.501 5.041 9.00 0.261 0.703 1.383 1.833 2.262 2.821 3.250 4.297 4.781 10.00 0.260 0.700 1.372 1.812 2.228 2.764 3.169 4.144 4.587 11.00 0.260 0.697 1.363 1.796 2.201 2.718 3.106 4.025 4.437 12.00 0.259 0.695 1.356 1.782 2.179 2.681 3.055 3.930 4.318 13.00 0.259 0.694 1.350 1.771 2.160 2.650 3.012 3.852 4.221 14.00 0.258 0.692 1.345 1.761 2.145 2.624 2.977 3.787 4.141 15.00 0.258 0.691 1.341 1.753 2.131 2.602 2.947 3.733 4.073 16.00 0.258 0.690 1.337 1.746 2.120 2.583 2.921 3.686 4.015 17.00 0.257 0.689 1.333 1.740 2.110 2.567 2.898 3.646 3.965 18.00 0.257 0.688 1.330 1.734 2.101 2.552 2.878 3.610 3.922 19.00 0.257 0.688 1.328 1.729 2.093 2.539 2.861 3.579 3.883 20.00 0.257 0.687 1.325 1.725 2.086 2.528 2.845 3.552 3.850 21.00 0.257 0.686 1.323 1.721 2.080 2.518 2.831 3.527 3.819 22.00 0.256 0.686 1.321 1.717 2.074 2.508 2.819 3.505 3.792 23.00 0.256 0.685 1.319 1.714 2.069 2.500 2.807 3.485 3.768 24.00 0.256 0.685 1.318 1.711 2.064 2.492 2.797 3.467 3.745 25.00 0.256 0.684 1.316 1.708 2.060 2.485 2.787 3.450 3.725 26.00 0.256 0.684 1.315 1.706 2.056 2.479 2.779 3.435 3.707 27.00 0.256 0.684 1.314 1.703 2.052 2.473 2.771 3.421 3.690 28.00 0.256 0.683 1.313 1.701 2.048 2.467 2.763 3.408 3.674 29.00 0.256 0.683 1.311 1.699 2.045 2.462 2.756 3.396 3.659 30.00 0.256 0.683 1.310 1.697 2.042 2.457 2.750 3.385 3.646 40.00 0.681 1.303 1.684 2.021 2.423 2.704 3.307 3.551 50.00 0.679 1.299 1.676 2.009 2.403 2.678 3.261 3.496 60.00 0.679 1.296 1.671 2.000 2.390 2.660 3.232 3.460 90.00 0.677 1.291 1.662 1.987 2.369 2.632 3.185 3.403 1.289 1.658 1.980 2.358 2.617 3.160 3.373 1.282 1.645 1.960 2.326 2.576 3.090 3.291 120.00 inf 0.253 0.674 0.05 0.025 0.01 0.1 0.05 0.02 Critical values ofstudent's t ...
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Tutor Answer

mickeygabz
School: Rice University

5a: CORRECTIONp1= 43/380 =0.1132p2 = 58/610 = 0.0951standard error = sqrt(p1q1)/n1 +p2q2/n2) = sqrt ((0.1132(1-0.1132)/380 + 0.0951(1-0.09...

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Anonymous
Tutor went the extra mile to help me with this essay. Citations were a bit shaky but I appreciated how well he handled APA styles and how ok he was to change them even though I didnt specify. Got a B+ which is believable and acceptable.

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