Dữ liệu và thu thập dữ liệu

Home Lớp 6 Toán lớp 6 - Sách kết nối tri thức Bài 38: Dữ liệu và thu thập dữ liệuBài tập nâng cao

{"common":{"save":0,"post_id":"4678","level":3,"total":10,"point":10,"point_extra":0},"segment":[{"id":"7460","post_id":"4678","mon_id":"1158113","chapter_id":"1158165","question":" \u0110\u1ec3 hoàn thi\u1ec7n b\u1ea3ng sau, em có th\u1ec3 s\u1eed d\u1ee5ng ph\u01b0\u01a1ng pháp thu nh\u1eadp d\u1eef li\u1ec7u nào?<\/p><table border=\"1\" cellpadding=\"1\" cellspacing=\"1\" style=\"width: 500px;\"><tbody> <tr> <td>Cây<\/td> <td>Môi tr\u01b0\u1eddng s\u1ed1ng<\/td> <td>Lo\u1ea1i r\u1ec5<\/td> <td>D\u1ea1ng thân<\/td> <\/tr> <tr> <td>Cà phê<\/td> <td> <\/td> <td> <\/td> <td> <\/td> <\/tr> <tr> <td>Cây ngô<\/td> <td> <\/td> <td> <\/td> <td> <\/td> <\/tr><\/tbody><\/table>","options":["A. <\/strong>Quan sát","B. <\/strong>L\u1ea5y thông tin t\u1eeb ngu\u1ed3n có s\u1eb5n","C. <\/strong>L\u1eadp phi\u1ebfu h\u1ecfi","D. <\/strong>C\u1ea3 A và B"],"correct":"4","level":"3","hint":"","answer":" \u0110\u1ec3 hoàn thi\u1ec7n b\u1ea3ng trên, ta s\u1ebd s\u1eed d\u1ee5ng ph\u01b0\u01a1ng pháp thu nh\u1eadp d\u1eef li\u1ec7u là: quan sát<\/strong>, thí nghi\u1ec7m, l\u1ea5y thông tin t\u1eeb ngu\u1ed3n có s\u1eb5n<\/strong>, ...<\/p>V\u1eady \u0111áp án \u0111úng là D. C\u1ea3 A và B<\/strong><\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"3","date":"2021-09-10 11:38:46","option_type":"txt","len":2},{"id":"7461","post_id":"4678","mon_id":"1158113","chapter_id":"1158165","question":"\u0110\u1ec3 hoàn thi\u1ec7n b\u1ea3ng sau, em có th\u1ec3 s\u1eed d\u1ee5ng ph\u01b0\u01a1ng pháp thu th\u1eadp d\u1eef li\u1ec7u nào?<\/p><table border=\"1\" cellpadding=\"1\" cellspacing=\"1\" style=\"width: 500px;\"><tbody> <tr> <td>Nhi\u1ec7t \u0111\u1ed9 bình th\u01b0\u1eddng c\u1ee7a c\u01a1 th\u1ec3<\/td> <\/tr><\/tbody><\/table><table border=\"1\" cellpadding=\"1\" cellspacing=\"1\" style=\"width: 500px;\"><tbody> <tr> <td>V\u1ecb trí \u0111o<\/td> <td>Nhi\u1ec7t \u0111\u1ed9 c\u01a1 th\u1ec3<\/td> <\/tr> <tr> <td>H\u1eadu môn<\/td> <td>36,6$^0$<\/span>C - 38$^0$<\/span>C<\/td> <\/tr> <tr> <td>Tai<\/td> <td>35,8$^0$<\/span>C - 38$^0$<\/span>C<\/td> <\/tr> <tr> <td>Mi\u1ec7ng<\/td> <td>35,5$^0$<\/span>C - 37,5$^0$<\/span>C<\/td> <\/tr> <tr> <td>Nách<\/td> <td>34,7$^0$<\/span>C - 37,3$^0$<\/span>C<\/td> <\/tr><\/tbody><\/table>","options":["A.<\/strong> Thí nghi\u1ec7m","B.<\/strong> L\u1eadp b\u1ea3ng h\u1ecfi","C.<\/strong> L\u1ea5y thông tin t\u1eeb nh\u1eefng ngu\u1ed3n có s\u1eb5n","D.<\/strong> C\u1ea3 A và C"],"correct":"4","level":"3","hint":"","answer":"\u0110\u1ec3 hoàn thi\u1ec7n b\u1ea3ng trên, em có th\u1ec3 s\u1eed d\u1ee5ng các ph\u01b0\u01a1ng pháp thu th\u1eadp d\u1eef li\u1ec7u nh\u01b0 thí nghi\u1ec7m, l\u1ea5y thông tin t\u1eeb ngu\u1ed3n có s\u1eb5n<\/strong>, ...<\/p>\u0110áp án \u0111úng là  D. C\u1ea3 A và C<\/strong><\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"3","date":"2021-09-10 11:48:22","option_type":"txt","len":3},{"id":"7462","post_id":"4678","mon_id":"1158113","chapter_id":"1158165","question":"\u0110\u1ec3 thu th\u1eadp dãy d\u1eef li\u1ec7u sau, em có th\u1ec3 s\u1eed d\u1ee5ng ph\u01b0\u01a1ng pháp thu th\u1eadp d\u1eef li\u1ec7u nào?<\/p>S\u1ed1 b\u1ea1n thích môn bóng \u0111á trong l\u1edbp<\/strong><\/p>","options":["A. <\/strong>L\u1eadp phi\u1ebfu h\u1ecfi","B. <\/strong> Thí nghi\u1ec7m","C.<\/strong> Quan sát"],"correct":"1","level":"3","hint":"","answer":"\u0110\u1ec3 thu th\u1eadp dãy d\u1eef li\u1ec7u v\u1ec1 S\u1ed1 b\u1ea1n thích môn bóng \u0111á trong l\u1edbp<\/strong>, em có th\u1ec3 s\u1eed d\u1ee5ng ph\u01b0\u01a1ng pháp thu th\u1eadp d\u1eef li\u1ec7u là: L\u1eadp phi\u1ebfu h\u1ecfi<\/p>\u0110áp án \u0111úng là A. L\u1eadp phi\u1ebfu h\u1ecfi<\/strong><\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"3","date":"2021-09-10 11:55:53","option_type":"txt","len":2}]}