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Please answer all I will upvote. You will be the unsung hero's of my college education. FILE HOME INSERT PAGE LAYOUT FORMULAS DATA REVIEW VIEW

Please answer all I will upvote. You will be the unsung hero's of my college education.

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FILE HOME INSERT PAGE LAYOUT FORMULAS DATA REVIEW VIEW J68 X v fx A B C 289 a 52,993 290 b 55,201 291 C 57,501 292 d 59,897 293 294 Question 32-35 are related 295 Average speed on a freeway is 80 mph. 296 Among all vehicles 72% drive 8 297 33 What fraction of vehicles drive below the speed limit? miles above the speed limit of OF 298 a 0.0279 299 b 0.0111 300 c 0.0045 301 d 0.0018 302 303 34 What fraction drive within mph from the mean speed. 304 a 0.7563 305 b 0.7202 306 C 0.6859 307 d 0.6533 308 309 35 What fraction drive within +2 standard deviations from the mean? 310 a 0.9736 311 b 0.9545 312 0.9358 313 0.9174 314 315 316 317 318 319 320

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