解析 B。在科学研究论文的语境中,“hypothesis”(假设)指的是未被证实的设想。选项 A“a confirmed theory”(已被证实的理论)是错误的,假设还未得到证实;选项 C“a final conclusion”(最终结论)也不正确,假设不是结论;选项 D“a detailed observation”(详细的观察)并非假设的定义。
Note(1):Nursingresearchinvolvesbothinductiveanddeductivemeansofformulatinghypothesis.Note(2):Hypothesisshouldalwaysbewrittenbeforethestudyandshouldnotbechangedafterthestudyresultsareexamined.Classificationsofhypothesis Simpleorcomplex:ASimplehypothesis:concernsthe relationshipbetweenoneindependentandonedependentvariable(...
The analyst or researcher establishes a null hypothesis based on the research question or problem they are trying to answer. Depending on the question, the null may be identified differently. For example, if the question is simply whether an effect exists (e.g., does X influence Y?), the ...
User participation has been embraced worldwide as a means to provide better consumer outcomes in health and community care. However, methodologies to achie... G Ottmann,C Laragy,G Damonze - 《Systemic Practice & Action Research》 被引量: 24发表: 2009年 A pesquisa-ao participante como estraté...
15. Its primary aim is to develop well-characterized cases of medication-related liver injury on which to conduct hypothesis-driven research targeted at developing means to diagnose, prevent and treat DILI. 研究的主要目的是寻找一个药物相关性肝损伤的特例,通过假设驱动研究,来确定诊断、预防和治疗该疾病...
A hypothesis is merely a means to an end. The priority of any scientific research is the conclusion. Once you have your hypothesis laid out and your variables chosen, you can then begin your experiments. Ideally, you’ll collect data to support your hypothesis, but don’t worry if your re...
For a hypothesis to be testable meansthat it is possible to make observations that agree or disagree with it. If a hypothesis cannot be tested by making observations, it is not scientific. Consider this statement: "There are invisible creatures all around us that we can never observe in any...
Types of Research Hypotheses Hypotheses can be simple, which means they describe the relationship between one single independent variable (the one you observe variations in or plan to manipulate) and one single dependent variable (the one you expect to be affected by the variations/manipulation). ...
Frompreviousresearchstudies. Fromtheoreticalpropositions.Thisisthemostimportantsourceofahypothesis.Thisprocessofahypothesisderivationinvolvesdeductivereasoning.Apropositionalstatementisisolatedfromthestudyframeworkandempiricallytested. Note(1):Nursingresearchinvolvesbothinductiveanddeductivemeansofformulatinghypothesis. Note(2)...
“A critical value is a cutoff value that defines the boundaries beyond which less than 5% of sample means can be obtained if the null hypothesis is true. Sample means obtained beyond a critical value will result in a decision to reject the null hypothesis."4In the above example, if we ...