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APPLIED SOCIAL SCIENCE MEI 2012 ABPD 2103 PERSONALITI NO. MATRIKULASI : 880916045857001 NO. KAD PENGNEALAN : 880916045857 NO. TELEFON: 012 2444477 E-MEL: [email protected] com PUSAT PEMBELAJARAN: MELAKA CONTENT 1. 0 QUESTION 1 Q1 (a) Construct a cumulative frequency distribution Q1 (b) Draw Cumulative Frequency Polygon Q1 (c ) Q1 (d ) 2. 0 QUESTION 2 Q2 (a ) Type of variable Q2 (b) Histogram Q2 (c ) Q2 (d) Q2 (e ) mean , mode , median Question 1 a ) Construct a cumulative frequency distribution
Number of Cars| Frequency | Upper Boundary | Cumulative frequency | 15-19| 9| ? 19. 5| 9| 20-24| 8| ? 24. 5| 17| 25-29| 4| ? 29. 5| 21| 30-34| 4| ? 34. 5| 25| 35-39| 6| ? 39. 5| 31| 40-44| 4| ? 44. 5| 34| 45-49| 1| ? 49. 5| 36| b) Cumulative Frequency Polygon c) Months does the dealer sell less than 20 cars is9 months d) Percentage of months with more than 30 cars sold = 15/ 36 (100%) = 41. 67 % 2. 0 Question 2 Time ( hours ) | Frequency| Midpoint (x)| fx| f?? | Lb| Ub| 0-0. 4| 2| 0. | 0. 4| 0. 08| | 0. 45| 0. 5-0. 9| 5| 0. 7| 3. 5| 2. 45| 0. 45| 0. 95| 1. 0-1. 4| 19| 1. 2| 22. 8| 27. 36| 0. 95| 1. 45| 1. 5-1. 9| 15| 1. 7| 25. 5| 43. 35| 1. 45| 1. 95| 2. 0-2. 4| 10| 2. 2| 22. 0| 48. 40| 1. 95| 2. 45| 2. 5-2. 9| 8| 2. 7| 21. 6| 58. 32| 2. 45| 2. 95| 3. 0-3. 4| 5| 3. 2| 16. 0| 51. 20| 2. 95| 3. 45| 3. 5-3. 9| 3| 3. 7| 11. 1| 41. 07| 3. 45| 3. 95| 4. 0-4. 4| 2| 4. 2| 8. 4| 35. 28| 3. 95| 4. 45| 4. 5-4. 9| 1| 4. 7| 4. 7| 22. 09| 4. 45| 4. 95| Total| 70| | 136| 329. 6| | | ) Type of variable Continuous Quantitative Variable b ) Histogram c ) percentage of teenagers who spent at least 1. 0hour and at most 2. 1 hours = 34 / 70 ( 100%) = 48. 57 % d) Teenagers spent less than 30 minutes at cybercafe daily is 2 person e) Mean = ? fx / ? f =13670 = 1. 94 Mode = Lb+C ? B? B+? A = 0. 95+519-5(19-5)+(19-15) = 0. 95+51414+4 = 0. 95+359 = 4. 84 Median = Lb+C n+12- Fbfm = 1. 45+5 70+12-2615 = 1. 45+5 712-2615 =1. 45+5 35. 5-2615 = 1. 45+5 0. 633 = 4. 62

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