# Section B

Good Essays
Section B
Q7. (a) When is Median a better method of Central Tendency than Arithmetic Mean? (5marks)
(b) Write about the 5 precautions of using Secondary Data? (3 marks)
(c) “You should be very careful while designing a questionnaire”. Elaborate on the statement
(2 marks)
Q8. (a) Write down any 5 methods of making a sample? Explain briefly any two methods? (5marks)
(b) Two regression lines of a sample are X+6Y=6 and 3X+2Y=0 Find
(I) The correlation coefficient (II) Mean of X and Y (iii) Standard deviation of X if the Standard deviation of Y is 25 (5marks)
Q9. (a) The specifications for the production of an alloy call for 23.2 gm of copper. A sample of 10 analysis of product showed a mean copper content of 23.5gm with a standard deviation of 0.24gm. Can we conclude that at 0.05 significance levels that the product meets the required specifications? (5marks)
(b) The following table shows the number divorces in thousands in United States for the years 1986-1995. Construct a (I) 3years moving average (II) 4years centered moving average YEAR | 1986 | 1987 | 1988 | 1989 | 1990 | 1991 | 1992 | 1993 | 1994 | 1995 | NO. OF DIVORCES | 42 | 55 | 70 | 68 | 79 | 82 | 67 | 72 | 59 | 87 |

(5marks)
Q10. (a) A Cellular phone company conducts a survey to determine the ownership of cellular phones in different age groups. The results for 1000 households are shown in the following table. Test the hypothesis that the proportions owning cellular phones are the same for the different age groups using Chi square distribution? Phone\ Age Groups | 18-24 | 25-54 | 55-64 | >65 | Total | Yes | 50 | 80 | 70 | 50 | 250 | No | 200 | 170 | 180 | 200 | 750 | Total | 250 | 250 | 250 | 250 | 1000 |

## You May Also Find These Documents Helpful

• Powerful Essays

government websites on line 3. You could also check out any up to date books on employment law. Once you have identified a reliable source of information: Aii, a) list three aspects of employment covered by law. 1. Holiday pay 2. Sick pay 3. Hours b) list three main features of current employment legislation: 1. employment act 2008 2. employment rights act 1996 3. health and safety at work act 1974 Aiii, Briefly outline why employment law exists. Employment law exists to protect…

• 1377 Words
• 4 Pages
Powerful Essays
• Good Essays

Q.4 The Intel Corporation produces microprocessors that are used in computers. It has a market share of over 75% and has been praised for its highly innovative culture. Do you think that an innovative culture can be relied on to guarantee the future success of a business? Justify your answer with reference to Intel and/or other organisations you know. An innovative culture within a business is where a business is always open to introducing something new in the business such as a product or service…

• 1733 Words
• 7 Pages
Good Essays
• Powerful Essays

BITCOIN Submitted By: Group No. 15 Section: B Anuj Verma P35116 Kumar Nishant P35144 Padmesh PP P35162 Pradipta Mondal P35164 Prashant K. Chelumala P35166 1. INTRODUCTION With the inception of Internet, e-commerce business boomed with the need of epayment system. Still, there is no widely accepted method for transfer of payments- most of the transfers of payments were happening through payment gateways of Banks. These kinds of payment system are trust-based model where transfer payments…

• 3040 Words
• 11 Pages
Powerful Essays
• Satisfactory Essays

Metabical Case: Pricing, Packaging and Demand Forecasting Case Brief Demand Forecasting Packaging and Count Decision Pricing Strategy Introduction of new weight loss drugMetabical What is the expected demand? What are the factors deciding packaging count decisions? How many tablets in a packet of drug? What should be the pricing strategy? ROI Demand Forecastin g Case Brief Packaging and Count Decision Pricing Strategy ROI Demand Forecast: Option One Population Actively Overweight trying…

• 1082 Words
• 25 Pages
Satisfactory Essays
• Powerful Essays

Report submitted to Professor Chris Liboiron for the course Advanced Auditing (ADM 4341 B) University of Ottawa November 4, 2014 TABLE OF CONTENTS Introduction 3 Content 3 1. Enterprise-Wide Risk Management: A Comprehensive Definition 3 a. What is Enterprise-Wide Risk Management? 3 b. ERM Criteria 4 c. Objectives of ERM 5 2. Practical Application of ERM 6 a. Considerations in Adopting an ERM Framework 6 b. ERM Frameworks: COSO and RIMS 6 c. RIMS 8 d. Standard ERM Process 8 e. Benefits…

• 7022 Words
• 25 Pages
Powerful Essays
• Satisfactory Essays

Course Managing Innovation and Change - Section B (Spring 2015) Test Quiz Wk 1 Started 2/28/15 2:06 AM Submitted 2/28/15 2:41 AM Status Completed Attempt Score 80 out of 100 points Time Elapsed 35 minutes out of 1 hour. Instructions Question 1 0 out of 10 points In an environment of rapid change, a statis culture provides the stability for future effectiveness. Selected Answer: True Correct Answer: False Question 2 0 out of 10 points The increasing rate of change in…

• 361 Words
• 4 Pages
Satisfactory Essays
• Satisfactory Essays

Promisee must show that they have “bought” the promise either by doing some act in return for it, or by promising to do or refrain from doing some act in return for it. As stated in law which is An Agreement to Compensate for a Past Voluntary Act Section 26 (b), under this exception, the promisor promised to give the promisee something because the promisee has done something voluntarily before the promise was made. When this happens, the promise made by the promisor is valid although there was no consideration…

• 892 Words
• 4 Pages
Satisfactory Essays
• Satisfactory Essays

Course Project Part 7 Problem 16-35 Section B David S. Pesi DeVry University b. 1. Re-add or use the computer to total the accounts payable list and trace the total to the general ledger Ending balance tests 2. Select a sample of 51 vendors and request that they send a copy of their year-end statement directly to you. Examine the vendors’ statements and reconcile these to the accounts payable list. 3. Trace from the accounts payable list vendors’ invoices and statements for any non-responses…

• 198 Words
• 1 Page
Satisfactory Essays
• Powerful Essays

Victorian Certificate of Education 2011 ENGLISH (ESL) Written examination Thursday 3 November 2011 Reading time: 9.00 am to 9.15 am (15 minutes) Writing time: 9.15 am to 12.15 pm (3 hours) TASK BOOK Section Number of questions A – Text response (Reading and responding) B – Writing in Context (Creating and presenting) C –  nalysis of language use (Using language to A persuade) 20 4 2 Number of questions to be answered 1 1 2 Marks 40 30 30 Total…

• 2277 Words
• 10 Pages
Powerful Essays
• Good Essays

Different sections of the library 1.Acquisition Section - The objectives of the Acquisition are Selection , Ordering and Accessioning of books in Accession Registers. The library procures those books which are recommended by the teachers / Scientists of the university. Further Chief Librarian also takes initiative in selecting books of general nature and text books. The list of recommended books is placed before the Primary Purchase Committee (PPC) exclusively for selection of books and periodicals…

• 706 Words
• 3 Pages
Good Essays