WEBVTT 00:00:00.003 --> 00:00:04.735 Cari Julat dan Julat Pertengahan bg set no. berikut. 00:00:04.735 --> 00:00:06.923 Julat menunjukkan beza nilai 00:00:06.923 --> 00:00:08.738 bagi nombor-nombor. 00:00:08.738 --> 00:00:10.258 Utk mengira Julat, 00:00:10.258 --> 00:00:12.044 Julat = Nilai terbesar - 00:00:12.044 --> 00:00:14.506 nilai terkecil. 00:00:14.506 --> 00:00:15.833 00:00:15.833 --> 00:00:17.187 Dari set no. ini, 00:00:17.187 --> 00:00:18.055 nilai yg terbesar 00:00:18.055 --> 00:00:20.562 ialah no. yg dibulatkan, iaitu 94. 00:00:20.562 --> 00:00:23.191 00:00:23.191 --> 00:00:25.418 00:00:25.418 --> 00:00:27.481 Kita akan tolak dgn 00:00:27.481 --> 00:00:29.466 nilai yg terkecil. 00:00:29.466 --> 00:00:31.131 Dlm set ini, nilai terkecil 00:00:31.131 --> 00:00:32.320 ialah 65. 00:00:32.320 --> 00:00:33.959 00:00:33.959 --> 00:00:36.408 Maka Julat = 94 - 65 00:00:36.408 --> 00:00:38.133 00:00:38.133 --> 00:00:40.822 00:00:40.822 --> 00:00:42.562 00:00:42.562 --> 00:00:44.426 = 29 00:00:44.426 --> 00:00:48.165 Semakin besar Julat, 00:00:48.165 --> 00:00:50.969 semakin besar beza antara nilai dlm set data. 00:00:50.969 --> 00:00:54.194 Semakin kecil Julat, 00:00:54.194 --> 00:00:58.557 semakin kecil beza antara nilai dlm data. 00:00:58.557 --> 00:01:01.552 Julat pertengahan sama maksud dgn Kecenderungan Memusat, 00:01:01.552 --> 00:01:05.297 atau Purata. Maka, Julat Pertengahan 00:01:05.297 --> 00:01:09.744 ialah Purata kpd 00:01:09.744 --> 00:01:12.987 nilai terkecil + terbesar. 00:01:12.987 --> 00:01:17.786 Ingat, Julat = beza nilai. Julat pertengahan = Purata nilai. 00:01:17.786 --> 00:01:27.272 Julat Pertengahan = (94 + 65) รท 2 00:01:27.272 --> 00:01:32.532 00:01:32.532 --> 00:01:39.697 00:01:39.697 --> 00:01:45.273 = 159/2, 00:01:45.273 --> 00:01:49.996 79.5 00:01:49.996 --> 00:01:52.810 00:01:52.810 --> 00:01:57.556 00:01:57.556 --> 00:01:59.886 00:01:59.886 --> 00:02:02.600 Inilah Julat dan Julat Pertengahan.