Final Examination Name: Course: Date: Final Examination in Statistics (M.A.Ed./M.A.N.) 1.The scores of 15 masteral students in Statistics were 80‚85‚78‚90‚91‚98‚95‚98‚95‚74‚71‚72‚98‚99‚and 87. Find the measures of central tendency‚ the range‚ the variance‚ and the standard deviation. 2. In the performance evaluation of teachers‚ if the dean’s evaluation is given a weight of 5‚ self-evaluation is 2‚ peer’s evaluation is 2‚ and student’s evaluation is 1 and the teacher’s
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There are three basic operational rules which help to simplify the use of the sigma notation. 1. For any integer N Operational Rules for Summation N i i N i i N i i i y x y x 1 1 1 2. If c is a constant‚ that is‚ does not depend on the index of summation i‚ then Continue... Nc c and x c cx N i N i i N i i 1 1 1 The graphical representation of data gives us the idea on the shape of the distribution
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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.mean | | Reports -Only give confidence
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1. Introduction1 2. Problem Statement1 3. Hypothesis1 4. P-value1 5. Statistical summary2 6. 95% confidence interval 2 7. Conclusion3 Appendix 14 1. Introduction This report is about the case study of PAR‚ INC. From the following book: Statistics for Business an Economics‚ 8th edition by D.R. Anderson‚ D.J. Sweeney and Th.A. Williams‚ publisher: Dave Shaut. The case is described at page 416‚ chapter 10. 2. Problem statement Par‚ Inc. has produced a new type of golf ball. The company wants
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1) What motivates you? a. The main thing that motivates me is being able to provide for my family. Knowing that I have a job that can pay my bill and put food on the table. b. Another thing that motivates me is being able to change lives for the better. Letting people that would never go to school for the cost reason have the ability to go. Knowing that they are changing their lives and also their children’s lives. 2) What does NOT motivate me? c. Having to worry about losing
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Shenise Peterson Statistics Research Paper A. Nikzad March 20‚ 2012 Leonard Euler was born on April 15‚ 1707 in Basil‚ Switzerland (Patterson‚ 1998). He was brought up in the church (Patterson‚ 1998). His father Paul Euler was pastor of a reformed church as well as his mother’s father (Wikipedia‚ 2012). At that time‚ Basel was one of the main locations where mathematics was practiced in Europe (Patterson‚ 1998). Euler started school when he was 7 years old and was tutored by Johann Bernoulli‚ Europe’s
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What Motivates You! There was a time where employees were known as just another input into the production of goods and services. What possibly changed the way of thinking about employees was research‚ referred to as the Hawthorne Studies‚ conducted by Elton Mayo. This study found employees are not motivated solely by money and employee behavior is linked to their attitudes (Dickson‚ 1973). Why is motivation so important in the work force and what should be done? Motivated employees
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Research Statistics and Psychology Paper Roberta Parker PSY/315 June 10‚ 2011 Dr. Julie Wilson Research Statistics and Psychology Paper Research plays a major role in psychology‚ which research is understood through statistics. Psychologists depend on research to understand theories and to understand how people behave‚ think‚ and feel. Research needs to be organized to be understood by psychologists; therefore statistics help organize the information and make the connection between the research
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stagnant. a low quality of the government’s efficiency in delivering public goods and insufficient of the basic infrastructure have been serious impediments to vigorous economic growth and development. Besides‚ lag of competitiveness and the broad based economic growth led to the poverty. Furthermore‚ Malawi is among the world’s least-developed countries and proven by its currency problems which have been the systematic decline in foreign exchange reserved. Its economic is predominantly agricultural
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Pakistan International School Riyadh Class XII 1. How many possible permutations can be formed from the word ‘statistics’? 2. In how many ways can a team of 11 players be chosen from a total of 16 players? 3. State multiplicative theorem of probability for dependent events. 4. An aptitude test with 4 options. If a student marks the options of the questions randomly and independently‚ then find the probability of being correct to 4 questions. 5. A can solve 75% questions in a
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