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Exam2Answers - Printfirst 5 lefterof your last name...

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Printfirst 5 lefter of your last name - CAPITAL LETTERS (left justify) t t t + OSU E-mail identifier number (right justify) tttt Last Name (printed) ) t t ) /ps** K First Name (printed) t t t t Busin6s Management 330 Exam #2 A countdown timer will be projected on the screen in the front of the classroom during the exam. o You have 90 minutes to complete this exam. . No "time checks'will be verbally given by the instructor during the exam. . When the 90 minutes are complete, all writing will cease. . Any clarifications and/or corrections of exam questions will be posted beneath the countdown clock. Questions / Answers . Please reed each question carefully and directly answer the question that is asked. o Place the answer to the question asked in the box provided. . Points will be deducted for equations or anything other than the answer in the box. . Points will not be awarded for answers not placed in the box. . The maximum number of decimal places is in brackets within the answer boxes where aDorooriate. Calculators . There are no extra batteries or extra calculators to lend to the students during the exam. . No instruction on the useof the calculator or its functions will be given during the exam. . No sharing of calculators is permifted. The use of cell ohones, PDAS' and iPods (MPs ,/laversl dwinq the exam arc prchibitedt No communication of any kind (verbal, non-verbal, written, electronic, etc.) is permitted during the course of the exam. I heve read the exam instructions aboye and understand that any violation of these and other exam rulea in the Student Code of Conduct will result in a suspected case of academic mbconduct. Signature: Date: Do not write below this line Total points on quiz 122 Total points missed Percent correct Curved score
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1. [8 Points - 2 points for each boxJ Consider the following hypothesis test: H o : p > 1 1 H 1 : p < 1 1 n=48 X=5 o=25 a = 0.05 a. What is the appropriate teststatistic ("2" or "t")? lf the appropriate test statistic is "t", also indicate the degrees of freedom. What arethe value(s) of the critical statistic? Express your answer to 3 decimal places. Answer must be 3 decimal places to receive credit. -1,6+r What is the value of the observed statistic? Express your answer to 3 decimal places. Answer must be 3 decimal places to receive credit. -(,bbz d. "Reject" / "Do not reject" null hypotheses? Q.aaq b. v= X -pr ffi f ^,t 6l,th = - l,lob? 7 2. [8 Points - 2 points for each box] Consider the following hypothesis test: Ho: Pr - gz= 0.17 Hr: pr - p2* 0.17 nr = 250 nz = 500 P-hat''= 9.65 P-hat2= 9.55 cr = 0.10 a. What is the appropriate teststatistic ("2" or "t")?
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