International Statistical Institute, 56th Session, 2007: Josefina V. Almeda Teaching Civic Welfare Training Service in the School of Statistics Almeda, Josefina V. School of Statistics University of the Philippines Diliman Magsaysay Avenue, Diliman, Quezon City, 1101 Philippines jcvalmeda@yahoo.com Civic Welfare Training Service (CWTS) is one of the three program components of the National Service Training Program (NSTP) established under Republic Act 9163. CWTS covers programs or activities that
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Basic calculus, basic concept of probability and statistics Unit Coordinator: Dr Boris Choy Address: Room 482, Merewether Building(H04), The University of Sydney NSW 2006 Email: boris.choy@sydney.edu.au Phone: 0293512787 Consultation Hours: Mondays 2pm-3pm at Room 482, H04 Class Day(s): Thursdays 6pm-9pm at Merewether Lecture Room 5, H04 Required Text / Resources: 1. Textbook: Selvanathan E.A., Selvanathan, S & Keller, G. (2011) Business Statistics, Australia & New Zealand 5th Edition. CENGAGE Learning
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should be “fail to reject” but MyStatLab wants “reject”... so give the wrong answer for full marks in this question 2) Exam: STAT 141 R1 3 hrs 1400 Wed Apr 17 MAIN GYM, ~45 Multiple Choice Questions Chapters 7, 8, 18-28 …. some pre MT skills will be required. Simple Linear Regression …. continued Last time: Ex) Predicting final exam marks (%) from midterm exam marks (%) in a class of 88 students: Student | #1 | #2 | … | #88 | Midterm mark | 67% | 72% | … | 88% | Final mark
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Statistics Cheat Sheet Proportion = Frequency x 100 = Percentage Total No | Z score (standardised value)-how many sds from the mean the value liesZ score = data value – mean Standard deviation | Metric Data = ExploreCategory = Frequencies | Bigger sample size will give a narrower confidence interval range (more specific) outliers affect the mean but not the median – this is why the median is preferred here. | | Reports -Only give confidence interval if signicant-All values
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deviation is 3. Conduct the following test of hypothesis using the 0.01 significance level H0: μ ≤ 10 H1: μ > 10 1. Award: 10 out of 10.00 points a. Is this a one- or two-tailed test? b. What is the decision rule? c. What is the value of the test statistic? d. What is your decision regarding H0? e. What is the p-value? Chapter 10 Exercise 10 Given the following hypotheses: H0 : μ = 400 H1 : μ ≠ 400 A random sample of 12 observations is selected from a normal population. The sample mean was
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End of Semester 1 Examination June 2006 Internal/External Students: Internal and External. All Campuses. Unit Name: Business Statistics 101 Unit Number & Version: 10993 Version 3 Duration: Two hrs preceded by a 10 minute reading period. Supervisor will indicate when answering of exam may begin. If you wish to make notes, please use the back of your exam paper, or on the edge columns. Instructions: Answer all five questions in the space provided on this
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Applied Psychological Statistics Kaplan University Research Question 1: Compare the different ethnicities of students in the course and determine if there a statistically significant difference in average Final Examination points between the different ethnicities? How would you report your conclusion to the instructor? a. State Hypotheses: Let us define: µ1 = mean final exam score for American Indian student µ2 = mean final exam score for Asian student
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hypotheses. H0: p1 ≥ p2 H1: p1 < p2 (b) State the decision rule and sketch it. Reject the null hypothesis if the critical value is less than z.010= -2.326 and the p-value is greater than .01. (c) Find the sample proportions and z test statistic. P1 = 4135,035 = .00002962 p2 = 20153,348 = .00013042 P = x1+ x2n1+ n2 = 4+20135,035+153,348 = .00008322 z.010 = P1-P2p1-P[1n1+1n2] = .00002962-.00013042.000083221-.0000832[1135,035+1153,348] = -2.9610 (d) Make a decision. Since
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MATH201 - Assignment 1 1. Conde Nast Traveler magazine conducts an annual survey of subscribers in order to determine the best places to stay throughout the world. Table 1.6 shows a sample of nine European hotels (Cond Nast Traveler, January 2000). The price of a standard double room during the hotels high season ranges from $ (lowest price) to $$$$ (highest price). The overall score includes subscribers evaluations of each hotels rooms, service, restaurants, location/atmosphere, and public areas;
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* The Final Exam is worth a possible 250 points. * There are 10 essay questions. Question 1 addresses TCO A and is worth 33 points. Questions 2, 3, and 4 address TCO B and are worth 18 points. Questions 5 and 6 address TCO C and are worth 18 points. Questions 7 and 8 address TCO D and are worth 24 points. Question 9 addresses TCO E and is worth 48 points. Question 10 also addresses TCO E and is worth 31 points. * You will have 3 hours and 30 minutes to take the exam. Keep an eye on the remaining
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