A. To prove the hypothesis B. To compare with the experimental group C. To make the experiment more complicated D. To increase the sample size 相关知识点: 试题来源: 解析 B。对照组在生物实验中的目的是与实验组进行比较。反馈 收藏
A. To compare with the experimental group B. To make the experiment more complicated C. To waste time D. To make the E. xperiment more interesting 相关知识点: 试题来源: 解析 A。在科学实验中,对照组的作用是与实验组进行比较。B 选项“使实验更复杂”错误;C 选项“浪费时间”错误;D 选项“使...
In the experiment, what was the role of the control group?搜索 题目 In the experiment, what was the role of the control group? 答案 A 解析 null 本题来源 题目:In the experiment, what was the role of the control group? 来源: 大学英语二级考试题答案 收藏 反馈 分享...
Learn the definition of a controlled experiment, view examples of controlled experiments, and see what makes these experiments unique. Related to this Question What is the control group in an experiment? What is a randomized experiment? What is the disadvantage of doing a controlled experiment?
In the experiment, what was the role of the control group? A. To provide a baseline for comparison B. To test a different hypothesis C. To replicate the results D. To introduce a new variable 相关知识点: 试题来源: 解析 A 反馈 收藏 ...
Experiment:An experiment is a test performed to observe the outcome of a predicted hypothesis. Valid and repeated experimental results can provide evidence to support or reject a hypothesis.Answer and Explanation: A valid experimental design requires the use of controlled variables whose effects and ...
· 4 Somepeoplehaveissuesthatmayneedaddressing.However,feedbackisvery differentfromcriticism.Whenaddressinganissue,focusonsuggestionsyoucanmaketohelp anotherpersonimprove,whichismoreeffectivethancriticizing. ·Askforwhatyouwantdirectly.Inefficientcommunicationoftenresultsinheavycriticism. 5 Makesuretoaskforwhatyouwant...
In an experiment (实验), scientists divided 100 people into two groups. People in the first group were asked to ride a bike slowly for 60 minutes. People in the second group only had to do it really fast for 6 minutes. It shows that the short but intense (剧烈的) exercise made the ...
1.Whereisthistextprobablytakenfrom? A.Atextbook. B.Anexampaper C.Acourseplan. D.Anacademicarticle. 2.How manypartsisastudent?sfinalgrademade upof? A.Two. B.Three. C.Four. D.Five. 3.Whatwillhappenifyousubmitanessayone weekaftertheduedate? A.Youwillreceiveazero. B.Youwilllosealettergrade...
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