Quantitative Methods for Business chapter 1 ppsx

... Setting off 31 Quantitative Methods for Business Contents Preface xi Acknowledgements xiii Chapter 1 Setting off 1 1 .1 Quantitative methods, numbers and business 1 1.2 Using this book 3 1. 3 Key arithmetical ... questions 10 2 Chapter 4 Filling up – fuelling quantitative analysis 10 8 4 .1 Some key words you need to know 10 9 4.2 Sources of data 11 1 4.3 Type...

Ngày tải lên: 06/07/2014, 00:20

... profit of 15 ,000. On average each will house 2 people owning 1. 2 cars. The 4-bedroom houses will 76 Quantitative methods for business Chapter 2 66 Quantitative methods for business Chapter 2 The ... £7,500,000 TR ϭ 15 0 * 50000 ϭ £7,500,000 TC 60Q 4500000 TR 15 0Q Q 4500000 Ϫϭ Ϫϭ ϩϭ 0 90 TC 4500000 60Q so TC 60Q 4500000 TR 15 0Q so TR 15 0Q 0 ϭϩ Ϫϭ ϭϪϭ 0 2 4 6 8...

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... x, forming the coefficient, and the power reduced from 2 to 1: x 2 becomes 2x 2 1 or simply 2x This means that for the equation: y ϭ x 2 88 Quantitative methods for business Chapter 3 82 Quantitative ... at the Kawasaki factory. Chapter 3 Dealing with curves without going round the bend 10 1 92 Quantitative methods for business Chapter 3 Example 3.9 The total rev...

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... containing 10 ml were: 10 .30 10 .05 10 .06 9.82 10 .09 9.85 9.98 9.97 10 .28 10 . 01 9.92 10 .03 10 .17 9.95 10 .23 9.92 10 .05 10 .11 10 .02 10 .06 10 . 21 10.04 10 .12 9.99 10 .19 9.89 10 .05 10 .11 10 .00 9.92 Chapter ... continuous 11 4 Quantitative methods for business Chapter 4 13 2 Quantitative methods for business Chapter 4 25 13 0 13 2...

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... frequency 5.00–9.99 15 15 /11 9 ϭ 0 .12 6 0 .12 6 10 .00 14 .99 37 37 /11 9 ϭ 0. 311 0.437 15 .00 19 .99 41 41/ 119 ϭ 0.344 0.7 81 20.00–24.99 22 22 /11 9 ϭ 0 .18 5 0.966 25.00–29.99 4 4 /11 9 ϭ 0.034 1. 000 Figure 5 .13 Cumulative ... the distribution. 17 2 Quantitative methods for business Chapter 5 16 2 Quantitative methods for business Chapter 5 Produce a tim...

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... 4 ϩ 4 ϩ 5 ϩ 7 ϩ 8 ϩ 10 ϩ 11 ϩ 15 )/9 ϭ 7 .11 1 Slugar: Mean ϭ (0 ϩ 0 ϩ 4 ϩ 4 ϩ 7 ϩ 10 ϩ 10 ϩ 14 ϩ 15 )/9 ϭ 7 .11 1 s 1 (64) 1 1 20 .11 1 4.485 2 ϭϪϭϪ ϭ ϭϭ 8 616 98 616 455 11 1 8 16 0 889()(.)(.) Length ... median is the (23 ϩ 1) /2 ϭ 12 th observation. Array 912 1 314 1 414 1 515 1 516 1 717 17 17 19 19 20 20 21 21 22 24 27 The median is 17 , which also happens to...

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... bill. r s 2 1 6 * 30 8(8 1) 1 18 0 8(64 1) 1 18 0 8 * 63 1 18 0 504 1 0.357 0.643 ϭϪ Ϫ ϭϪ Ϫ ϭϪ ϭϪ ϭϪ ϭ Rank of wages bill League position dd 2 11 00 32 11 23 11 84ϩ 416 45 11 76 11 67 11 58Ϫ39 ∑d 2 ϭ ... two variables. 252 Quantitative methods for business Chapter 7 Chapter 7 Two-way traffic – relationships between two variables 237 r s 2 1 6 * 68...

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... net 280 Quantitative methods for business Chapter 8 The values of the Retail Price Index (RPI) for these years were: Year 19 95 19 97 19 99 20 01 2003 RPI 14 9 .1 157.5 16 5.4 17 3.3 18 1.3 Use the values ... 30,000/ (1 ϩ 0 .1) 1 27,273 2 30,000 30,000/ (1 ϩ 0 .1) 2 24,794 3 30,000 30,000/ (1 ϩ 0 .1) 3 22,539 4 25,000 25,000/ (1 ϩ 0 .1) 4 17 ,075 5 20,000 20,000...

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... MA 1 Monday 4 Tuesday 6 Wednesday 6 Thursday 9 14 .000 Friday 15 13 .857 Saturday 28 13 . 714 Sunday 30 13 .857 2 Monday 3 14 .14 3 Tuesday 5 14 .000 Wednesday 7 13 . 714 Thursday 11 14 .286 Friday 14 14 .5 71 Saturday ... T 1 Winter 14 .2 1 Spring 31. 8 1 Summer 33.0 21. 600 11 .400 1 Autumn 6.8 22 .12 5 15 .325 2 Winter 15 .4 22.900 Ϫ7.500 2 Spring 34.8 23.375 1...

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... C N( or or or ) 43 61 29 45 17 8 17 8 1 ϩϩϩ ϭϭ 17 8 PN() 45 1 78 ϭ PC() 29 1 78 ϭ PB() 61 17 8 ϭ 326 Quantitative methods for business Chapter 10 the table in Example 10 .3 rather than numbers ... once. PK C( or ) (15 62 11 5) (11 5 62) 62 19 2 78 62 208 500 0. 416 or 41. 6% ϭ ϩϩ ϩϩϩϪ ϭ ϩϪ ϭϭ 500 500 Chapter 10 Is it worth the risk? – introducing probabil...

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