The airquality.txt dataset has 154 observations and 6 variables. This is the dataset of daily air quality measurements in New York, May to September 1973. Plot and submit a boxplot (R code and plot). The boxplot must satisfy following specifications:

(a) The x-axis and y-axis represent the discrete value for Month and Solar.R variables respectively.

(b) The width of boxes in boxplot must be 0.85.

(c) There is one outlier in Solar.R variable. The outlier must have following specifications: size = 4.5, shape = 25, color = red, outer fill = blue.

(d) Show the median value of Solar.R variable using notch.

(e) Show the mean value of Solar.R variable using shape of following specifications: shape = 23, size = 3, filled color = red.

Below is the data from the airquality.txt file.

"Ozone" "Solar.R" "Wind" "Temp" "Month" "Day" "1" 41 190 7.4 67 5 1 "2" 36 118 8 72 5 2 "3" 12 149 12.6 74 5 3 "4" 18 313 11.5 62 5 4 "5" NA NA 14.3 56 5 5 "6" 28 NA 14.9 66 5 6 "7" 23 299 8.6 65 5 7 "8" 19 99 13.8 59 5 8 "9" 8 19 20.1 61 5 9 "10" NA 194 8.6 69 5 10 "11" 7 NA 6.9 74 5 11 "12" 16 256 9.7 69 5 12 "13" 11 290 9.2 66 5 13 "14" 14 274 10.9 68 5 14 "15" 18 65 13.2 58 5 15 "16" 14 334 11.5 64 5 16 "17" 34 307 12 66 5 17 "18" 6 78 18.4 57 5 18 "19" 30 322 11.5 68 5 19 "20" 11 44 9.7 62 5 20 "21" 1 8 9.7 59 5 21 "22" 11 320 16.6 73 5 22 "23" 4 25 9.7 61 5 23 "24" 32 92 12 61 5 24 "25" NA 66 16.6 57 5 25 "26" NA 266 14.9 58 5 26 "27" NA NA 8 57 5 27 "28" 23 13 12 67 5 28 "29" 45 252 14.9 81 5 29 "30" 115 223 5.7 79 5 30 "31" 37 279 7.4 76 5 31 "32" NA 286 8.6 78 6 1 "33" NA 287 9.7 74 6 2 "34" NA 242 16.1 67 6 3 "35" NA 186 9.2 84 6 4 "36" NA 220 8.6 85 6 5 "37" NA 264 14.3 79 6 6 "38" 29 127 9.7 82 6 7 "39" NA 273 6.9 87 6 8 "40" 71 291 13.8 90 6 9 "41" 39 323 11.5 87 6 10 "42" NA 259 10.9 93 6 11 "43" NA 250 9.2 92 6 12 "44" 23 148 8 82 6 13 "45" NA 332 13.8 80 6 14 "46" NA 322 11.5 79 6 15 "47" 21 191 14.9 77 6 16 "48" 37 284 20.7 72 6 17 "49" 20 37 9.2 65 6 18 "50" 12 120 11.5 73 6 19 "51" 13 137 10.3 76 6 20 "52" NA 150 6.3 77 6 21 "53" NA 59 1.7 76 6 22 "54" NA 91 4.6 76 6 23 "55" NA 250 6.3 76 6 24 "56" NA 135 8 75 6 25 "57" NA 127 8 78 6 26 "58" NA 47 10.3 73 6 27 "59" NA 98 11.5 80 6 28 "60" NA 31 14.9 77 6 29 "61" NA 138 8 83 6 30 "62" 135 269 4.1 84 7 1 "63" 49 248 9.2 85 7 2 "64" 32 236 9.2 81 7 3 "65" NA 101 10.9 84 7 4 "66" 64 175 4.6 83 7 5 "67" 40 314 10.9 83 7 6 "68" 77 276 5.1 88 7 7 "69" 97 267 6.3 92 7 8 "70" 97 272 5.7 92 7 9 "71" 85 175 7.4 89 7 10 "72" NA 139 8.6 82 7 11 "73" 10 264 14.3 73 7 12 "74" 27 175 14.9 81 7 13 "75" NA 291 14.9 91 7 14 "76" 7 48 14.3 80 7 15 "77" 48 260 6.9 81 7 16 "78" 35 274 10.3 82 7 17 "79" 61 285 6.3 84 7 18 "80" 79 187 5.1 87 7 19 "81" 63 220 11.5 85 7 20 "82" 16 7 6.9 74 7 21 "83" NA 258 9.7 81 7 22 "84" NA 295 11.5 82 7 23 "85" 80 294 8.6 86 7 24 "86" 108 223 8 85 7 25 "87" 20 81 8.6 82 7 26 "88" 52 82 12 86 7 27 "89" 82 213 7.4 88 7 28 "90" 50 275 7.4 86 7 29 "91" 64 253 7.4 83 7 30 "92" 59 254 9.2 81 7 31 "93" 39 83 6.9 81 8 1 "94" 9 24 13.8 81 8 2 "95" 16 77 7.4 82 8 3 "96" 78 NA 6.9 86 8 4 "97" 35 NA 7.4 85 8 5 "98" 66 NA 4.6 87 8 6 "99" 122 255 4 89 8 7 "100" 89 229 10.3 90 8 8 "101" 110 207 8 90 8 9 "102" NA 222 8.6 92 8 10 "103" NA 137 11.5 86 8 11 "104" 44 192 11.5 86 8 12 "105" 28 273 11.5 82 8 13 "106" 65 157 9.7 80 8 14 "107" NA 64 11.5 79 8 15 "108" 22 71 10.3 77 8 16 "109" 59 51 6.3 79 8 17 "110" 23 115 7.4 76 8 18 "111" 31 244 10.9 78 8 19 "112" 44 190 10.3 78 8 20 "113" 21 259 15.5 77 8 21 "114" 9 36 14.3 72 8 22 "115" NA 255 12.6 75 8 23 "116" 45 212 9.7 79 8 24 "117" 168 238 3.4 81 8 25 "118" 73 215 8 86 8 26 "119" NA 153 5.7 88 8 27 "120" 76 203 9.7 97 8 28 "121" 118 225 2.3 94 8 29 "122" 84 237 6.3 96 8 30 "123" 85 188 6.3 94 8 31 "124" 96 167 6.9 91 9 1 "125" 78 197 5.1 92 9 2 "126" 73 183 2.8 93 9 3 "127" 91 189 4.6 93 9 4 "128" 47 95 7.4 87 9 5 "129" 32 92 15.5 84 9 6 "130" 20 252 10.9 80 9 7 "131" 23 220 10.3 78 9 8 "132" 21 230 10.9 75 9 9 "133" 24 259 9.7 73 9 10 "134" 44 236 14.9 81 9 11 "135" 21 259 15.5 76 9 12 "136" 28 238 6.3 77 9 13 "137" 9 24 10.9 71 9 14 "138" 13 112 11.5 71 9 15 "139" 46 237 6.9 78 9 16 "140" 18 224 13.8 67 9 17 "141" 13 27 10.3 76 9 18 "142" 24 238 10.3 68 9 19 "143" 16 201 8 82 9 20 "144" 13 238 12.6 64 9 21 "145" 23 14 9.2 71 9 22 "146" 36 139 10.3 81 9 23 "147" 7 49 10.3 69 9 24 "148" 14 20 16.6 63 9 25 "149" 30 193 6.9 70 9 26 "150" NA 145 13.2 77 9 27 "151" 14 191 14.3 75 9 28 "152" 18 131 8 76 9 29 "153" 20 223 11.5 68 9 30