SAMPLING METHODS

出口

题 1 of 1

  剩下的时间


0 [{"id":218253,"quiz_id":"13012","answer_id":null,"answerType_id":"0","created_at":"2017-06-11 01:33:08","updated_at":"2017-06-11 02:11:26","questionName":"Every 2nd person from the study population is chosen for the control group, the rest are assigned to the intervention group. What kind of sampling is this?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":15,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":218264,"quiz_id":"13012","answer_id":null,"answerType_id":"0","created_at":"2017-06-11 01:58:06","updated_at":"2017-06-11 02:11:26","questionName":"Which type of error is more difficult to rectify?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":26,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":218257,"quiz_id":"13012","answer_id":null,"answerType_id":"0","created_at":"2017-06-11 01:40:20","updated_at":"2017-06-11 02:11:26","questionName":"A new drug is in the earliest stages of trials on healthy participants, researchers randomly select participants to become the control group. What kind of sampling is this?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":19,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":218254,"quiz_id":"13012","answer_id":null,"answerType_id":"0","created_at":"2017-06-11 01:34:35","updated_at":"2017-06-11 02:11:26","questionName":"The WA state government is conducting a study of water usage across the Perth metro area and uses only certain randomly chosen suburbs to collect information, what kind of sampling is this?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":16,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":218258,"quiz_id":"13012","answer_id":null,"answerType_id":"0","created_at":"2017-06-11 01:44:36","updated_at":"2017-06-11 02:11:26","questionName":"The policy at Perth Domestic Airport is to stop every 15th passenger during security, what kind of sampling is this?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":20,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":218260,"quiz_id":"13012","answer_id":null,"answerType_id":"0","created_at":"2017-06-11 01:46:53","updated_at":"2017-06-11 02:11:26","questionName":"To assign groups for presentations in class, the tutor assigns each of the students a number from 1-5 which determines the group they are in. What kind of sampling is this?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":22,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":218261,"quiz_id":"13012","answer_id":null,"answerType_id":"0","created_at":"2017-06-11 01:55:43","updated_at":"2017-06-11 02:11:26","questionName":"A random error is caused by...","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":23,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":218262,"quiz_id":"13012","answer_id":null,"answerType_id":"0","created_at":"2017-06-11 01:56:19","updated_at":"2017-06-11 02:11:26","questionName":"A systematic error is caused by...","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":24,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":218267,"quiz_id":"13012","answer_id":null,"answerType_id":"0","created_at":"2017-06-11 02:03:52","updated_at":"2017-06-11 02:11:26","questionName":"What is the theoretical population?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":29,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":218255,"quiz_id":"13012","answer_id":null,"answerType_id":"0","created_at":"2017-06-11 01:37:59","updated_at":"2017-06-11 02:11:26","questionName":"A review of tax increases on high wealth earners is being conducted, and researchers want to survey all income levels so they divide the study population into low, middle and high income earners and then randomly select participants. What kind of sampling is this?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":17,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":218265,"quiz_id":"13012","answer_id":null,"answerType_id":"0","created_at":"2017-06-11 01:59:33","updated_at":"2017-06-11 02:11:26","questionName":"In a study measuring weight loss, one of the sets of scales is calibrated incorrectly and measures at 2kg higher than the other scales. What kind of error is this?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":27,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":218266,"quiz_id":"13012","answer_id":null,"answerType_id":"0","created_at":"2017-06-11 02:00:29","updated_at":"2017-06-11 02:11:26","questionName":"Kevin is measuring the height of participants in a study, some are removing their shoes and some are not resulting in inconsistent height measurements. What kind of error is this?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":28,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":218263,"quiz_id":"13012","answer_id":null,"answerType_id":"0","created_at":"2017-06-11 01:57:02","updated_at":"2017-06-11 02:11:26","questionName":"Which type of error is easier to rectify?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":25,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":218256,"quiz_id":"13012","answer_id":null,"answerType_id":"0","created_at":"2017-06-11 01:39:05","updated_at":"2017-06-11 02:11:26","questionName":"A review of tax increases on high wealth earners is being conducted, and researchers want an accurate picture of all demographics so they randomly select suburbs across Perth to conduct the study in. What kind of sampling is this?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":18,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null},{"id":218259,"quiz_id":"13012","answer_id":null,"answerType_id":"0","created_at":"2017-06-11 01:45:38","updated_at":"2017-06-11 02:11:26","questionName":"In order to determine who presents first in a class presentation, the lecturer picks names out of a hat. What kind of sampling is this?","questionTimeSeconds":"0","questionTimeMinutes":"2","questionImagePath":null,"position":21,"explanation":"","question_score_id":null,"lang":null,"questionAudioPath":null}]
218253
0
120
block

Every 2nd person from the study population is chosen for the control group, the rest are assigned to the intervention group. What kind of sampling is this?

选择正确的答案  

(0/0)














218264
0
120
none
218257
0
120
none
218254
0
120
none
218258
0
120
none
218260
0
120
none
218261
0
120
none
218262
0
120
none
218267
0
120
none
218255
0
120
none
218265
0
120
none
218266
0
120
none
218263
0
120
none
218256
0
120
none
218259
0
120
none