Sample Paper Mid Term Examination All questions carry equal marks (4 Marks Each) Q.No. 1 a) i) Suppose you are an operations manager for a plant that manufactures batteries. Give an example how you could use descriptive statistics to make better managerial decisions. ii) Listed here are 30 different weekly Dow Jones industrial stock averages. 2656 2301 2975 3002 2468 2742 2830 2405 2677 2990 2200 2764 2337 2961 3010 2976 2375 2602 2670 2922 2344 2760 2555 2524 2814 2996 2437 2268 2448 2460 Construct
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Research and Statistics in Psychology Tracy Charles PSY/315 October 14‚ 2012 Jennifer Slothower Research and Statistics in Psychology Psychologist need to adhere to scientific research methods when doing a study “the scientific method requires systematic observation and a willingness to modify understanding based on these observations” (Cloninger et al.‚ 2008). This method involves careful observation and collection of data to rule out theories that are not valid. “Scientific
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Information about how data was collected may be insufficient to determine whether there is bias. C. It is very expensive compared to equivalent primary data collection* D. It facilitates replication 2. A researcher wants to express the middle of a distribution of numbers‚ such that half the cases are higher and half lower than a value. What statistical measure should he use? A. mean B. median* C. mode D. standard deviation 3. A "codebook" is A. only used in existing statistics research
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Statistics for Business and Economics Personal pre-assignment 1.9 What is a representative sample? What is its value? The representative sample is a subset of a population of interest that is exhibiting the typical characteristics of the population. The most typical way to cover the up-mentioned criterion is the simple random sample which consist of a sample of units that is selected randomly‚ e. g. the sample is selected form the population on a way that every sample of the size is having
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08 ETHE AUSTRALIAN NATIONAL UNIVERSITY SCHOOL OF FINANCE AND APPLIED STATISTICS First Semester Examination 2010 QUANTITATIVE RESEARCH METHODS (STAT1008) Writing Period: 3 hours duration Study Period: 15 minutes duration Permitted Material: Non-programmable calculator‚ dictionary and 1 A4 page with notes on both sides Instructions to Candidates: • Attempt ALL questions. • Each question is of equal mark value. • Start your solution to each question on a new page. • To ensure full marks
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Fall 2011- August drive MBA SEMESTER 1 MB0040 – STATISTICS FOR MANAGEMENT- 4 Credits (Book ID: B1129) Assignment Set- 1 (60 Marks) Note: Each question carries 10 Marks. Answer all the questions 1. (a) ‘Statistics is the backbone of decision-making’. Comment. [ 5 marks] (b) Give plural meaning of the word Statistics? [ 5 marks] 2. a. In a bivariate data on ‘x’ and ‘y’‚ variance of ‘x’ = 49‚ variance of ‘y’ = 9 and covariance (x‚y) = -17.5. Find coefficient of correlation between ‘x’ and
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ASSESSMENT 2: Decision-making in a business scenario Introduction Due to one American sporting apparel enterprise‚ which is assumed to be called the Wave Company‚ has entered its bottleneck of reaching the limits of growth‚ this report focus on that‚ as one CEO‚ how I will decide on the markets to expand to and ensure the success of this new business. Firstly‚ it provides an overview of situations this company faces and some detail information. Secondly‚ it uses one critical thinking tool‚ one
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30328 MGT 600 BUSINESS RESEARCH FOR DECISION MAKING ASSIGNMENT: Assignment 5 SUBMITTED TO: DR. CRAIG GUSTIN SUBMITTED BY: Charity Major DATE: 7/25/2012 ************************************************************************************* CERTIFICATION OF AUTHORSHIP: I certify that I am the author of this paper and that any assistance I received in its preparation is fully acknowledged and disclosed in the paper. I have also cited any sources from which I used data‚ ideas‚ words
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Project Business Research for Decision Making Project Type: Unit 1 Individual Project Abstract Though formal research and business proposals are similar in the fact that their main goal is to provide an answer to a question or a solution to a problem‚ they are very different in terms of how and why the information is obtained as well as the way the information is delivered. Formal research is performed to determine a specific problem as well as determining its prevention. Business proposals
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Statistics Course Project Introduction Report is written by Nadiya Rylkova‚ student at Northeastern University . Intended audience is all students in section 4 of MGSC2301 Business Statustics course‚ professor Dimitrios Fotiadis‚ and ta Pratik Tembe. The objectives of the project are: 1. Use methods of descriptive statistics to summarize the data. Comment on the findings. 2. Develop estimated regression equations‚ first using annual income as the
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