5. Lengths of Major U.S. Rivers A researcher wishes to see if the average length of the major rivers in the United States is the same as the average length of the major rivers in Europe. The data (in miles) of a sample of rivers are shown. At a = 0.01, is there enough evidence to reject the claim? Assume o, = 450 and o, = 474. United States Europe 729 560 434 481 724 820 532 357 505 360 865 329 332 450 2315 1776 1122 496 330 410 1036 1224 634 230 329 800 447 1420 326 626 600 1310 652 877 580 210 252 600 1243 605 360 447 567 525 926 722 824 932 850 310 430 634 1124 1575 405 2290 454 532 375 565 1979 259 710 545 675 300 470 425

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5. Lengths of Major U.S. Rivers A researcher wishes
to see if the average length of the major rivers in the
United States is the same as the average length of the
major rivers in Europe. The data (in miles) of a sample of
rivers are shown. At a = 0.01, is there enough evidence
to reject the claim? Assume o,= 450 and o, = 474.
%3D
United States
Europe
729
560
434
481
724
820
505
496
532
357
360
865
329
332
450 2315
1776
1122
1224
1420
330
410
1036
634
230
326
626
800
1310
605
329
447
600
652
877
580
210
1243
360
447
567
252
525
926
722
824
932
600
634
1124
1575
310
375 1979
850
430
565
405 2290
532
710
545
259
675
454
300
470
425
Source: The World Almanac and Book of Facts.
Transcribed Image Text:5. Lengths of Major U.S. Rivers A researcher wishes to see if the average length of the major rivers in the United States is the same as the average length of the major rivers in Europe. The data (in miles) of a sample of rivers are shown. At a = 0.01, is there enough evidence to reject the claim? Assume o,= 450 and o, = 474. %3D United States Europe 729 560 434 481 724 820 505 496 532 357 360 865 329 332 450 2315 1776 1122 1224 1420 330 410 1036 634 230 326 626 800 1310 605 329 447 600 652 877 580 210 1243 360 447 567 252 525 926 722 824 932 600 634 1124 1575 310 375 1979 850 430 565 405 2290 532 710 545 259 675 454 300 470 425 Source: The World Almanac and Book of Facts.
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