A survey of 417 individuals asks questions about how often they exercise, marital status, and annual income. The accompanying table shows a portion their responses.

a.Find the mean and the median for Income (Round "mean" to 2 decimal places.)

b-1.Find the mean income for married individuals and the mean income for non-married individuals.(Round your answers to 2 decimal places.)

b-2.Which subgroup earns more? Married individuals or Non-married individuals

c-1.Find the mean income for individuals who always exercise and the mean income for individuals who never exercise.(Round your answers to 2 decimal places.)

c-2.Which subgroup earns more? Individuals who always exercise or Individuals who never exercise

ID Exercise Married Income Always Yes 106299 Sometimes Yes 86570 Sometimes Yes 73408 O UA W N H Never No 52524 Sometimes No 85212 Always Yes 59399 Never No 56357 8 Never No 56639 10 9 Sometimes No 68558 11 10 Never No 79719 12 11 Never Yes 67688 13 12 Often Yes 108679 14 13 Often Yes 84490 15 14 No 46667 16 15 Sometimes Yes 86465 17 16 Sometimes Yes 108898 18 17 Sometimes No 77445 19 18 Sometimes Yes 99505 20 19 Never No 80934 21 20 Never No 56194 22 22 Never Yes 57945 23 23 Never Yes 58385 24 24 Sometimes No 107962 25 25 Never No 53211 26 26 Never Yes 77921 27 27 Sometimes Yes 48989 28 28 Never No 106979 29 29 Never No 78881 30 30 Never Yes 73721 31 31 Often Yes 47517 32 32 Never Yes 64613 33 33 Sometimes Yes 88627 34 34 Never No 99348 35 35 Often Yes 116150 36 36 Never Yes 70142 37 37 Often Yes 105761 38 38 Always Yes 64238 39 39 Sometimes Yes 119890 40 40 Often No 49254 41 41 Always Yes 50768 42 42 Sometimes Yes 92388 43 43 Often Yes 74712 14 44 Sometimes Yes 10815614 44 Sometimes Yes 108156 15 45 Often Yes 117840 46 46 Always Yes 92978 47 47 Never Yes 48167 18 48 Often 81397 19 49 Always Yes 85470 50 Never Yes 51069 51 51 Sometimes Yes 119354 52 52 Never Yes 71926 53 53 Sometimes Yes 97712 54 54 Never Yes 54422 56 Sometimes Yes 55873 57 Never No 70570 57 58 Sometimes Yes 55354 59 Often Yes 88847 59 60 Always No 99699 50 61 Always Yes 50263 51 62 Yes 58701 52 63 Always Yes 119851 53 64 Never No 64212 64 65 Always Yes 93229 65 66 Sometimes Yes 67111 56 67 Sometimes No 46846 68 Always Yes 65970 69 Often Yes 52386 59 70 Never No 66410 70 71 Often No 59487 71 72 Always Yes 69227 72 73 Always Yes 112365 73 74 Often Yes 67915 74 75 Always No 78242 75 76 Always Yes 83562 6 77 Always Yes 46033 77 78 Often Yes 63517 78 79 Never No 72840 79 80 Often No 51055 30 81 Often Yes 50527 31 82 Often Yes 64848 32 83 Never No 51075 33 84 Often Yes 80555 84 85 Always Yes 114560 35 86 Yes 73282 36 87 Often Yes 55654 27 Ofton87 88 89 90 91 92 93 94 95 96 97 98 99 .00 .01 .02 .03 .04 .05 .06 .07 .08 .09 .10 .11 .12 .13 .14 .15 .16 .17 .18 .19 .20 .21 .22 .23 .24 .25 .26 .27 .28 .29 on. 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 1'31 Often Always Sometimes Never Never Sometimes Often Often Never Never Always Often Often Sometimes Always Sometimes Sometimes Never Sometimes Always Never Never Sometimes Never Never Often Often Never Sometimes Sometimes Sometimes Sometimes Never Never Sometimes Never Never Sometimes Never Never Sometimes Never Never lm In:- No No Yes No Yes Yes Yes Yes Yes No Yes Yes Yes No Yes Yes Yes No No Yes No No No Yes Yes Yes No Yes Yes No Yes No No No Yes Yes No No Yes Yes No No Va: 82289 68131 47395 52754 73040 93536 70274 73249 115270 97482 45417 80479 50241 72821 103212 77459 53771 54519 64723 61394 86534 116295 112284 108429 93504 90710 117846 100573 92923 51933 66025 93476 109208 112914 80583 83428 53841 51596 110071 118101 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No 84577 09 211 Sometimes No 98727 10 212 Never No 46678 11 213 Never Yes 86663 12 214 Often Yes 83919 13 215 Often Yes 104607 14 216 Never No 97266253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 oometlmes Never Often Sometimes Never Sometimes Often Always Always Always Always Never Always Sometimes Sometimes Always Often Never Often Always Always Often Always Always Always Often Never Often Often Often Never Often Always Often Often Often Always Sometimes Never Never Sometimes Often Often Never 'I' 85 Yes Yes Yes No Yes Yes No Yes Yes Yes No Yes Yes No Yes Yes No No Yes Yes Yes No Yes Yes Yes No No Yes Yes No Yes Yes Yes Yes No No Yes No Yes Yes Yes Yes Yes :4;3; 62333 109984 95859 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Always Never Never Sometimes Never Never Often Often Yes No Yes Yes Yes No No Yes Yes No Yes Yes Yes Yes No No Yes No Yes Yes Yes Yes Yes No Yes Yes Yes No Yes Yes Yes No No Yes No No No No Yes Yes No 96771 87763 100919 113117 70814 69317 107757 49143 69438 80827 83438 113395 76658 79280 89335 61420 94930 100742 58793 107908 50939 65114 104644 81845 97135 106988 73198 119058 54699 118222 105896 48867 56773 67823 112549 65620 51504 71942 69233 92174 92690