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MAT122-2007Fall - MAT 122 FINAL EXAMINATION(vI 12 Dec 2007...

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MAT 122 FINAL EXAMINATION (vI) 12 Dec 2007 V. Fatica SIGN THIS COVER PAGE AND ENTER YOUR SUID NUMBER BELOW. SUID ____________________________________________ ___ READ AND FOLLOW THESE INSTRUCTIONS There are seven (6) questions on this examination. Check that your exam booklet is complete. Answer the questions in the spaces provided in this exam booklet. Show work where possible; partial credit requires some correct and appropriate work. Calculators and formula cards are allowed. Other materials are not allowed. If you need scratch paper, ask one of the exam proctors. Do not write below this line. Question 1 (15) Question 2 (15) Question 3 (15) Question 4 (15) Question 5 (15) Question 6 (15) Total (90)
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1. A certain soft·drink bottling machine is supposed to put 12 ounces of product into each bottle. In a recent quality control inspection, a sample of the contents of 25 bottles from this machine had a mean of 11.86 ounces standard deviation of .24 ounces. At the .05 level of significance test the claim that the mean contents of all bottles from that machine is less than 12 ounces.
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2.
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