敘述統計概論
( 含概要 ) 內文教學區 () () 1. population 99 99 2. 99 200 200 3. 99 μ 4. 99 200 X 002
第一章敘述統計概論 5. 6. 7. 8. (1) Independent variablescause (2) Dependent variableseffect y = f(x) x y 1 I. population II.statistic III.parameter (A) I (B) I II (C) I III (D) II III (E) III III (A) () 1. 2. () 1. (1) 003
( 含概要 ) (2) (3) (4) 2. (1) (2) 3. 2 (A) 5 (B) 5% (C) 6% (D) 2010 (B) 004
第一章敘述統計概論 3 (A) 2 (B) 5 (C) 100 (D) 0.6 (C) () () 1. 2. (1) discrete datacountable (2) continuous datauncountable discrete continuous 3. 005
( 含概要 ) 4. (1) a. b. c. d. (2) a. b. c. d. () 1. 2. (1) (2) () 1. 006
第一章敘述統計概論 2. () () () 0 () < < < 4 (0) (2) (4) (2) (1) (0) (-1) (-2) IQ 007
( 含概要 ) () 1. percentageproportion 100 1.00 2. ratio () = f 1 / f 2 f 1 f 2 1. 2. (1) 5 20 Sturge's Rule k 1 + 3.32 log n (2) = (3) class limitslower class limit () upper class limit n = n 5 20 008 32.6526.1242.9034.2642.00 24.1029.8639.4038.7572.00 28.4034.5069.8064.4561.81 36.6246.1253.0053.0649.42
第一章敘述統計概論 7 = 72.00-24.10 = 47.90 7 = 7 1 24.00-30.99 23.995-30.995 27.495 \\\\ 4 0.2 2 31.00-37.99 30.995-37.995 34.495 \\\\ 4 0.2 3 38.00-44.99 37.995-44.995 41.495 \\\\ 4 0.2 4 45.00-51.99 44.995-51.995 48.495 \\ 2 0.1 5 52.00-58.99 51.995-58.995 55.495 \\ 2 0.1 6 59.00-65.99 58.995-65.995 62.495 \\ 2 0.1 7 66.00-72.99 65.995-72.995 69.495 \\ 2 0.1 20 1 () 1. Frequency histogram 2. Relative frequency histogram = density density scale 1 1 6 98 5 48 111 74 29 74 21 108 143 155 145 153 64 52 51 66 3 31 37 31 35 33 36 35 42 36 37 44 45 30 34 38 22 48 43 32 51 28 33 30 32 83 24 77 7 22 15 73 2 23 009
( 含概要 ) (1) (2) (1) a. R = 155-2 = 153 b. k = 1 + 3.32 log 48 = 6.58 7 c. = 21.86 25 d. 2 1 25 1 1-25 13 9 0.19 9 48 2 26-50 38 23 0.48 32 39 3 51-75 63 8 0.17 40 16 4 76-100 88 2 0.04 42 8 5 101-125 113 2 0.04 44 6 6 126-150 138 2 0.04 46 4 7 151-175 163 2 0.04 48 2 (2) 25 20 10 5 0 1 25 75 100 125 150 010
第一章敘述統計概論 68.26% -3s -2s -1s 0 +1s +2s +3s 95.44% 99.72% 1. 2. 3. 4. 1. (1) (2) 28% 2. 021
( 含概要 ) 022 3. 24 59 80 33 56 75 51 71 81 37 79 78 80 96 40 66 91 86 56 75 53 10 65 74 79 24 81 97 82 66 42 70 84 55 63 73 87 63 73 44 59 54 88 77 83 49 83 91 16 78 35 66 18 81 70 73 64 79 86 60 9 10 1 10-19 9.5-19.5 3 0.050 3 60 2 20-29 19.5-29.5 2 0.033 5 57 3 30-39 29.5-39.5 3 0.050 8 55 4 40-49 39.5-49.5 4 0.067 12 52 5 50-59 49.5-59.5 8 0.133 20 48 6 60-69 59.5-69.5 8 0.133 28 40 7 70-79 69.5-79.5 15 0.250 43 32 8 80-89 79.5-89.5 13 0.217 56 17 9 90-99 89.5-99.5 4 0.067 60 4 4. 25 24 56 43 35 37 27 29 44 34 28 33 28 46 31 38 41 48 38 27 29 37 33 31 40 50 (1) 5 (2) 10
第一章敘述統計概論 24 27 27 28 28 29 29 31 31 33 33 34 35 37 37 38 38 40 41 43 44 46 48 50 56 (1) 6.5 23.5-30 7 30-36.5 6 36.5-43 6 43-49.5 4 49.5-56 2 10 7 26 6 33.4-36.7 5 4 2 0 23.5 30 36.5 43 49.5 56 (2) 3.3 23.5-26.8 1 26.8-30.1 6 30.1-33.4 4 023
( 含概要 ) 36.7-40 4 40-43.3 3 43.3-46.6 2 46.6-49.9 1 49.9-53.2 1 53.2-56.5 1 6 (3) 5 4 3 2 1 0 4.00 4.10 4.24 4.27 4.361 4 2 23.5 26.8 30.1 33.4 36.7 40 43.3 46.6 49.9 53.2 56.5 2 4798879 3 5743188731 4 346180 5 60 5. 20 4.10 4.09 3.98 4.26 4.14 4.25 4.24 4.08 4.25 4.28 3.97 4.18 4.22 4.25 4.26 4 3 2 1 1 1 024