Fac of Buz-Final-File Copy

8/6/2019 Fac of Buz-Final-File Copy

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INSTITUTE OF ADVANCED LEADERSHIPEND OF SEMESTER EXAMINATIONS

COURSE NAME : BUSINESS STATISTICSSEMESTER : IIDURATION : 3 HR

Friday, 10 th June 2011.INSTRUCTIONS

Attempt any FIVE questions All questions carry equal Marks Use of clear Examples will earn extra marks Accuracy and neatness are part of the examination

QUESTION ONE:

The following data- relate to the earnings of employees in a company

Earnings in thousands Mid-point Number of employees40 but less 50 45 250 but less 60 55 1560 but less 70 65 2160 but less 80 75 3070 but less 90 85 2080 but less 100 95 9100 but less110 105 3

Determine

i) The meanii) The modeiii) The standard deviation and varianceiv) The coefficient of variationv) The medianvi) Use an appropriate graph to represent the above information . (25 MKS)

QUESTION TWO:

A businessperson without an adequate understanding of Business Statistics is like a blind man in a dark room looking fora black cat that is not there. Discuss the role of Business Statistics in the management of a company (25 MKS)


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QUESTION THREE

Employers take different time to arrive at the place of work. Their time of arrival is as shown in the table below:

Required:

Draw a cumulative curve to represent the above distribution and use it to estimate the median (25 MKS)

QUESTION FOUR

Research students at the Institute of Advanced Leadership have collected the following data on the income levels of thepeasants in Kampala district.

Incomes (shillings in thousands)

312 330 260 440 314 433 326 446310 280 426 418 223 205 202 480380 256 380 346 308 343 365 390412 490 290 279 460 249 377 265470 320 220 317 374 364 403 415

REQUIRED:

Form a frequency distribution using most appropriate classes (25 marks )

Time in minutes Number of Employers

10 but less than2020 but less than3030 but less than4040 but less than5050 but less than6060 but less than7070 but less than8080 but less than 90

2664422113854


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QUESTION FIVE

a) Differentiate between correlation, regression and coefficient or regression as statistical techniques used insolving business problems.

b) The data below shows the output and the costs of Embassy Supermarket over a period of 10 weeks.

Output (X) Costs of production (Y)5 38010 40015 42020 48025 500

Required

Calculate product moment correlation coefficient and interpret the results. (25 marks)

QUESTION SIX

Kampala city council town planner has obtained the following information regarding prices and quantities of commodities bought and sold at Nakasero market. The findings are as reflected below:

Commodity Price Quantity Price QuantityA 6 50 10 56B 2 100 2 120C 4 60 6 60D 10 30 22 24

E 5 40 12 36

Compute the following indicesi) Laspeyre s price indexii) Paasches price index iii) Fishers ideal index (25 MKS)

QUESTION SEVEN

Institute of advanced leadership employs 1,000 employees in its three departments: department of English, Technologyand Business; 600 people are employed in the department of English and 300 in technology. There are 110 male graduatesin the employment, 110 female graduate and 290 undergraduate females. The remaining employees are undergraduate

males. In the English department, there are 350 undergraduate males, 150 undergraduate females and 50 male graduateswhile in the department of technology there are 100 undergraduate males, 110 undergraduate females and 50 malegraduates.

Required: Draw up a table to show all the details of employment in the institute of advanced Leadership. (25 MKS)

Success!


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COURSE NAME : RESEARCH METHODS SEMESTER : IIDURATION : 3 HR

Friday, 17 th June 2011.INSTRUCTIONS

Attempt any THREE questions Question ONE is COMPULSORY. Choose any other TWO All questions carry equal Marks and will be added to your research Project marks

QUESTION ONE (COMPULSORY)

In their course work, some students of Institute of advanced leadership were asked identify a pertinent issue,

develop a research topic and hence write up a research proposal. Most of them were perplexed and did not knowhow to go about everything. As a student who has studied research:

a) Guide the students on the appropriate procedure they should have gone through in order to successfullywrite their proposal.

b) Outline to them the format of a research report. (20 MKS)

QUESTION TWO

The counseling and psychology department at IAL wishes to reduce the service time students spend in thedining hall during meals. This is to avoid affecting classes, some of which are conducted in the same hall. Asimple research is due to be carried out using observation to collect data. You feel that face-to-face interviewswith students and kitchen staff would have been a better method.

a) What are the short falls with their chosen method? (10 marks)

b) What are the merits with the method that you feel is appropriate? (10 marks)

QUESTION THREE

Once requested to carryout research on the relationship between customer care and customer retention, inSheraton hotel, briefly outline what would be the contents of your research report (20 MKS)


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QUESTION FOUR

In conducting a successful research exercise, the personal qualities of the researcher come to the forefront.Using appropriate examples outline the research process indicating how the qualities of a good researcher areimportant. (20 marks)

QUESTION FIVE

Aware of the fact that research is both a science and an art, discuss the pillars of scientific research. Whathuman factors influence the success of research for many researchers in Uganda? (20 marks)

QUESTION SIX

Research is a scientific investigation that involves/covers a sequential series of stages or steps collectivelyknown as research process. As a research student, review or analyze the stages/steps involved in the research

process and bring out the purpose and activities of each stage/step (20 marks).

End

Success!


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COURSE NAME : INFORMATION AND COMMUNICATION TECHNOLOGYSEMESTER : IIDURATION : 3 HR

Monday, 13 th 2011INSTRUCTIONS

Attempt any FOUR questions All questions carry equal Marks Use of illustrations and practical examples will earn BONUS marks

QUESTION ONE:

Define the following terms as used in computer world:

a) Computer systemb) I.C.Tc) I.T.d) Datae) Informationf) Systemg) Information System (25 MKS)

QUESTION TWO:

What do you understand by the term DATA PROCESSING? Briefly discuss the steps of data processing. (25 MKS)

QUESTION THREE

a) What are the characteristics of good information?b) What are the characteristics of computers that distinguish them from other electronic devices?c) Briefly outline the uses of computers (25 MKS)

QUESTION FOUR

a) What is a Computer Network?b) Briefly discuss the advantages of Computer Networks

(25 marks )

QUESTION FIVE

Distinguish between the following types of computer networks, clearly showing their characteristics:

a) Local Area Network

b) Wide Area Network

c) Metropolitan Area Network (25 marks)


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QUESTION SIX

a) What is Telecommunication?

b) Distinguish between Analogue and Digital Signals

c) What are the components of a telecommunication System? (25 MKS)

QUESTION SEVEN

a) What do you understand by the term Internet?b) Explain the advantages and disadvantages of E-Commerce.c) What are the advantages of E-mails? (25 MKS)

Success!

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Fac of Buz-Final-File Copy