# Business Statistics Exam Paper 2006 - MN1025-06 Important...

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Unformatted text preview: MN1025-06 Important Copyright Notice This exam paper has been reviewed for copyright materials. Where appropriate, any material contained within this paper that is subject to copyright may have been removed. This may include diagrams, charts, music scores, long extracts etc. An unedited paper copy of the exam paper is also available from the Library in the Short Loan Collection. MN1025-1 Business Statistics Disclaimer Every effort has been made to ensure that no copyright material has been used without permission if needed, but if anyone considers that there has been an infringement, they should contact the Library Liaison Team [email protected] UNIVERSITY OF LONDON BSc EXAMINATION 2006 For Internal Students of Royal Holloway DO NOT TURN OVER UNTIL TOLD TO BEGIN MN1025: BUSINESS STATISTICS MN1025R: BUSINESS STATISTICS - PAPER FOR RESIT CANDIDATES Time Allowed: TWO hours Attempt any FOUR questions. All questions carry equal marks. No credit will be given for attempting any further questions. The use of College Calculators is permitted. MN1025 & MN1025R/\$Ur6 © Royal Holloway and Bedford New College 2006 2005-06 MN1025 1 Question 1 The sales, in £, for 12 randomly chosen weeks at a fast food outlet are given below. Data Display Sales 4730 5260 2620 2680 860 3690 1540 2950 2740 2170 4960 3430 Below we show the Descriptive Statistics for the sales, except that three figures are replaced by question marks. Descriptive Statistics: Sales Variable N Mean SE Mean StDev Minimum Q1 Median Q3 Maximum Sales 12 3136 ? 1352 ? 2283 ? 4470 5260 Required (a) Find the missing figures for the minimum, the median and the standard error of the mean. Explain how the sample mean is calculated. 7 marks (b) Explain how the sample standard deviation is calculated (you do not need to carry out the calculation). 5 marks (c) The owner of the food outlet claims that the mean weekly sales are £4000....
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Business Statistics Exam Paper 2006 - MN1025-06 Important...

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