570 2641 2646 556 2647 2648 826 2649 2650 1021 1611 0 1612 1612 1123 1613 1613 1084 1614 1619 456 277 457 457 722 458 458 556 459 459 190 11 12 333 13 13 389 14 14 583 You can construct a frequency polygon by joining the midpoints of the tops of the bars. 302 578 303 303 556 304 304 445 305 305 0 668 668 274 669 670 0 671 671 277 3102 562 3103 3103 525 3104 3105 529 3106 3106 In frequency polygons we plot the midpoints We then connect our points with straight lines Time Frequency . /Fabc9 33 0 R Videos, worksheets, 5-a-day and much more /Height 294 2760 2764 556 2765 2766 813 2767 2768 868 2769 /Fit ] 1657 600 1658 1658 543 1659 1659 600 1660 1660 669 1262 1262 854 1263 1263 669 1264 1264 854 And best of all they all (well, most!) 2662 959 2663 2663 1008 2664 2664 959 2665 2672 /Iabc31 44 0 R 0 0 0 rg 2228 674 2229 2229 556 2230 2230 673 2231 2231 /Contents [ 49 0 R 39 0 R ] 2836 2836 684 2837 2837 367 2838 2839 687 2840 2008 2016 542 2017 2017 382 2018 2022 542 2023 309 309 500 310 310 364 311 311 1093 313 2918 449 2919 2920 410 2921 2921 496 2922 2922 435 222 436 436 500 437 437 222 438 438 556 1192 1192 666 1193 1193 556 1194 1194 666 500 230 230 259 231 231 722 232 232 556 2605 2608 927 2609 2616 556 2617 2618 819 2619 1268 854 1269 1269 669 1270 1270 666 1271 1271 2042 2050 542 2051 2051 382 2052 2056 542 2057 666 47 47 556 48 48 833 49 49 722 << 500 2243 2243 222 2244 2244 777 2245 2246 441 The frequency polygon shows the length of 330 river eels. 562 1395 1395 525 1396 1397 529 1398 1398 562 1255 1255 655 1256 1256 722 1257 1257 556 1258 1 0 0 1 553.965 17.3 Tm 328 3277 3277 371 3278 3278 777 3279 3279 666 KS2/3/4:: Data Handling & Probability:: Frequency Tables. 1308 1308 556 1309 1309 500 1310 1310 666 1311 556 1282 1282 722 1283 1283 556 1284 1284 722 712 3208 3208 500 3209 3209 222 3210 3210 833 709 462 710 710 535 711 714 694 715 717 %PDF-1.4 1048 1769 1769 777 1770 1770 556 1771 1771 1034 3358 3358 222 3359 3359 556 3360 3360 666 3361 1734 583 1735 1735 277 1736 1736 1333 1737 1737 >> LHZ$ۛz9�^�혐�H�7�rҽP�1!i�lo��{1��cB�"����I�b@mDŽ�Eyi*Pe&$-��KSр�p�����k�sޱ�w�����|�����Mƶ��^����+�(0!iŸ�;v�b@Ä�E�^��ыu�Q�{�cG/�1LHZD1���P�0!iE^��T� I�(��T4�:\�pr�:�x�p�G������Q�+��m����(0!iE^��T� I�(��T4��LHZD����UfB�"��4 �2�Q䥩h@u�V�?��u��������&w������W6�/ˋQ`BҾ�ɗv>�7���f@mT�i&$̀ڨ�� *~e����&$-��KSр*3!iE^��T� I�(��T4��LHZD����UfB�"��4 �2�Q䥩h@u�V��IJ�k���-w������W6�/ˋQ`B�"��4 �2�Q䥩h@�������v.��^P`B�"��4 �2�Q䥩h@u�V�?׺��9,o�����U��n���Gůl2��?��-�rq�=����"/ME�̄�E������e�{A� I�(~������ﴇ�Q��VSр*3!iE^��T� I�(���;v�b@M�Z����k�-��?9����������xY^���Q������ 3327 3327 722 3328 3328 333 3329 3329 666 3330 177 177 556 179 180 333 181 182 222 183 488 1440 1441 821 1442 1443 530 1444 1445 821 394 3160 3161 525 3162 3163 244 3164 3165 525 3166 3167 244 3168 3169 525 3170 3171 244 3172 0000037643 00000 n 557 864 558 558 541 559 559 718 560 560 712 147 149 548 150 150 556 151 151 576 789 3009 3009 583 3010 3012 0 3013 3013 556 /Font << 3384 3394 0 3395 3395 777 3396 3396 556 3397 We have been told that the ratio of x to y is 7 : 5.. 412 752 752 207 753 760 0 761 771 525 1015 543 1016 1016 600 1017 1017 543 1018 1018 2566 2566 500 2567 2567 666 2568 2568 500 2569 355 1853 1853 327 1854 1854 303 1855 1855 222 915 282 916 916 375 917 918 713 919 920 0000031637 00000 n 3055 3057 722 3058 3058 541 3059 3059 364 3060 << stream 2342 2342 556 2343 2343 666 2344 2344 556 2346 ] 812 1528 1528 932 1529 1529 394 1530 1530 514 /ABCpdf 7023 458 1839 1839 631 1840 1840 507 1841 1841 277 Differentiated lesson on frequency polygons, including comparisons of graphs. 2280 851 2281 2281 0 2282 2282 1337 2283 2283 /Length 135 ��� �JT| 1299 2979 2979 759 2980 2980 816 2981 2981 656 292 556 293 293 722 294 294 556 295 295 stream /Type /Font 3130 525 3131 3131 394 3132 3133 788 3134 3134 542 2069 2069 382 2070 2074 542 2075 2075 382 40 0 obj /Fabc24 38 0 R << 952 530 953 954 1098 955 956 846 957 958 1731 1731 556 1732 1732 259 1733 1733 413 1734 1538 207 1539 1540 506 1541 1542 207 1543 1544 answers; Post navigation. 655 1252 1252 857 1253 1253 655 1254 1254 857 "(a) Draw a frequency polygon to show this information on the diagram above. 898 898 229 899 899 207 900 900 229 901 460 728 728 462 729 729 601 730 730 352 /Ascent 728 3192 500 3193 3193 277 3194 3194 500 3195 3195 2481 2481 666 2482 2482 500 2483 2483 666 2484 3127 3127 394 3128 3128 543 3129 3129 450 3130 << 3361 722 3362 3362 556 3363 3363 277 3364 3364 2236 2236 736 2237 2237 553 2238 2238 463 2239 0000082682 00000 n /Subtype /Type1 Firstly, draw a set of axes with frequency on the y-axis (this will always be the case), and age on the x-axis. 1862 552 1863 1863 556 1864 1864 790 1865 1865 0 1620 1620 193 1621 1621 370 1622 1623 0 244 1382 1382 562 1383 1383 525 1384 1385 529 556 2467 2467 722 2468 2468 556 2469 2469 722 /Registry () Frequency polygons are particularly useful for comparing different sets of data on the same diagram. 973 543 974 974 450 975 975 525 976 976 635 2370 2370 500 2371 2371 635 2372 2372 500 /XObject << 600 1019 1019 543 1020 1020 600 1021 1022 750 722 460 460 556 461 461 722 462 462 556 /Encoding /Identity-H 556 645 645 437 646 646 500 647 647 552 Blog. 50 50 777 51 51 666 52 52 777 53 0000042989 00000 n 3139 3139 262 3140 3140 812 3141 3141 932 3142 /BaseFont /UESQQH+ArialMT 666 2591 2596 813 2597 2602 445 2603 2604 764 0000001338 00000 n 3014 3014 333 3015 3015 354 3016 3019 207 3020 1890 500 1891 1891 541 1892 1893 544 1894 1897 3408 190 3409 3410 500 3411 3413 277 3414 3414 /Filter /FlateDecode 510 392 392 500 393 393 750 394 394 734 1624 1624 600 1625 1627 0 1628 1629 821 1630 * Find the mean, mode, median, range from a … 29 0 obj /Fabc8 9 Tf 617 306 306 395 307 307 648 308 308 552 /Type /Page >> /Subtype /Type1 << 672 672 562 673 673 541 674 674 398 675 /Type /Font (b) Be able to analyse data and calculate statistics: * Calculate the mean, mode, median and range (not quartiles) from listed data. 277 2781 2782 424 2783 2785 333 2786 2789 546 3320 667 3321 3321 666 3322 3322 556 3323 3323 The x-coordinate of each point will be the midpoint, while the y-coordinate will be the frequency. 500 255 255 556 256 256 552 257 257 333 39 0 obj Further Maths; Practice Papers; Conundrums; Class Quizzes; Blog; About; Revision Cards; Books; August 23, 2012 August 13, 2019 corbettmaths. 2848 333 2849 2849 277 2850 2853 333 2854 2855 /Encoding /WinAnsiEncoding 191 192 500 193 193 556 194 194 277 195 2491 2491 556 2492 2492 222 2493 2498 833 2499 244 3090 3091 713 3092 3093 244 3094 3095 713 3397 943 3398 3398 722 3399 3399 702 3400 3400 2953 354 2954 2956 377 2957 2957 219 2958 2958 "The table shows the times taken by 100 girls to answer the same question. 152 152 494 153 153 712 154 154 823 155 61 61 610 62 64 277 65 65 469 66 /ID [ LNZ�����$/(0!i� ^q�|� �&��KSр*3!iE^��T� I�(��T4�ʜ��;"�t�����V���{�x�����W�����������xY^��Q䥩h@�����"/ME�̄�Eyi*Pe6M�߷�T�\ooS/(�i��������x{�z��s���_�c�X���I�g�n���Gůl2�=^�����Eyi*Pe&$-��KSр*O���"���6����=⤇�K�=����"/ME�̄�Eyi*P��?8���Q��k�������_�dl{�,/F� I�(��T4��t����/��P`B�"��4 �2�Q䥩h@�����"/ME�õ����\��%nyt;wŏ�G��������m�&$-��KSр*3!iE^��T� I�(��T4��LHZD�����#�@ endstream >> /Iabc22 42 0 R 1752 1752 889 1753 1753 777 1754 1754 556 1755 2519 722 2520 2520 333 2521 2521 722 2522 2522 2393 2430 0 2431 2431 666 2432 2432 556 2433 267 1474 1474 262 1475 1476 788 1477 1477 267 2982 2982 238 2983 2983 543 2984 2992 0 2993 776 282 777 777 750 778 780 525 781 785 Calculate the size of each interior angle. 610 1802 1802 277 1803 1803 544 1804 1804 436 780 2695 2702 578 2703 2704 666 2705 2710 813 780 551 551 222 552 552 546 553 553 556 /Subtype /Type1 839 843 0 844 845 750 846 861 0 862 endobj 1248 857 1249 1249 655 1250 1250 857 1251 1251 568 635 569 569 718 570 570 666 571 571 /Filter /FlateDecode 1805 1805 722 1806 1806 556 1807 1807 706 1808 511 511 277 512 512 666 513 513 667 514 63 Frequency Trees 376 64 Area of Rectangles/Triangles 45, 49 65 Venn Diagrams 380 66 Ratio 269, 270, 271 67 Negative Indices 175 68 Equations (letters both sides) 113 69 y = mx + c 191 70 Cubic Graphs 344 71 Density 384 72 Pressure 385 73 Volume of Spheres/Cones 359, 361 74 Vectors (Columns) 353a 75 Congruent Triangles 67 76 Parallel Graphs 196 Which average should he use? 2904 2904 500 2905 2905 458 2906 2906 427 2907 556 35 35 1015 36 37 666 38 39 722 2215 2215 601 2216 2216 777 2217 2217 556 2218 111 500 112 115 556 116 119 277 120 130 Videos, worksheets, 5-a-day and much more 2267 2267 796 2268 2268 688 2269 2269 777 2270 docx, 44 KB. 1301 437 1302 1302 582 1303 1303 437 1304 1304 About PixiMaths. 2539 610 2540 2540 277 2541 2541 610 2542 2542 3043 500 3044 3044 556 3045 3045 610 3046 3047 3317 3317 453 3318 3318 666 3319 3319 722 3320 327 625 328 372 708 373 373 729 374 374 833 2818 2818 722 2819 2819 1164 2820 2820 943 821 3182 3183 530 3184 3185 556 3186 3186 277 To draw frequency polygons, first we need to draw histogram and then follow the below steps: Step 1-Choose the class interval and mark the values on the horizontal axes; Step 2-Mark the mid value of each interval on the horizontal axes. 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