Category: Writing

Consider the structure and applied actions shown in the adjoining figure.
The frame is subjected to a uniformly distributed load on BC and a change in temperature in AB. A is a fixed support and D is a pin support. Analyse the structure using the qualitative analysis
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5572292_1_structural-analysis.docx

1. The main purpose of a hypothesis in a research study is to
A. predict the expected results or outcome of a study.
B. define the theoretical framework for the study.
C. identify the source of the problem under study.
D. clarify the concepts used in the study.
2. Which of the following is true about the relationship between the hypotheses and the theoretical framework of a study?
A. If the hypotheses are stated, the researcher does not need to have a framework.
B. The framework is tested, not the hypothesis.
C. The framework and hypotheses must be congruent with each other.
D. Hypotheses are inductively identified within the stated framework.
3. What is the relationship between the research question and the hypothesis of a study?
A. There is no relationship between the research question and the hypothesis.
B. The hypothesis is the expected outcome of the research question.
C. The research question is empirically tested while the hypothesis is theoretically tested.
D. The research question and the hypothesis are exactly the same.
4. “Gel pillows will reduce bilateral head flattening in preterm infants.” This hypothesis is which of the following:
A. causal, directional, simple
B. causal, nondirectional, simple
C. associative, directional, complex
D. associative, nondirectional, complex
5. “There is a relationship between the use of formula and the incidence of necrotizing enterocolitis in preterm infants.” This hypothesis is which of the following:
A. causal, directional
B. causal, nondirectional
C. associative, directional
D. associative, nondirectional
6. Which of the following hypotheses is complex and demonstrates an associative, directional relationship between variables?
A. Older adults demonstrate a lower self-image after retirement than before retirement.
B. The job turnover rate and job dissatisfaction levels of graduate nurses who have worked less than 2 years is higher than for those who have worked 2 or more years.
C. New mothers who participate in support groups report less postpartum depression and higher self-confidence than new mothers who do not attend support groups.
D. There is a higher incidence of marijuana usage among first-year high school students than among high school seniors.
7. Which of the following hypotheses is simple and demonstrates a causal, nondirectional relationship between variables?
A. Cancer patients who receive music therapy complain less frequently of pain and require less pain medication than cancer patients not receiving music therapy.
B. Normal saline flush with heparin is more effective than normal saline flush alone in maintaining patency of an intermittent intravenous site.
C. Low-fat diet is related to lower total cholesterol and higher HDL (high-density lipoprotein).
D. Delaying the first bath of newborns until 12 hours after birth affects the number of breastfeeding attempts in the first 48 hours of life when compared to not delaying the first bath of newborns.
8. “Preoperative pain medication education is more effective in reducing surgical patients’ perception of pain and anxiety postoperatively than no preoperative pain medication education.” What type of variable is “anxiety”?
A. independent
B. extraneous
C. dependent
D. confounding
9. Which of the following are requirements in the structure of a hypothesis? (Select all that apply.)
A. written in present tense
B. written as a question
C. contains the population of interest
D. contains the independent and dependent variables
E. contains the statistical test to be applied
10. If a nurse researcher wanted to examine if there is decrease in the number of medication errors in a pediatric clinic when nurses use prefilled syringes for vaccines, which would be the best hypothesis statement?
A. The use of prefilled syringes will have an effect on medication errors for pediatric clinic patients when compared to the use of nurse-prepared syringes.
B. Will the use of prefilled syringes have an effect on medication errors for pediatric clinic patients when compared to the use of nurse-prepared syringes?
C. The use of prefilled syringes will result in decreased medication errors for pediatric clinic patients when compared to the use of nurse-prepared syringes.
D. Will the use of prefilled syringes result in decreased medication errors for pediatric clinic patients when compared to the use of nurse-prepared syringes?

Using single classifiers like Knn ,svm and ensemble classifier knn-svm to predict currency crisis in BRICS countries over a time span of 30 years (1980 to 2010) and compare the result of KNN,SVM and KNN-SVM with actual currency crises situation and check the accuracy of prediction

1. Broad representations of the relationships of
concepts and propositions of interest to
nursing are called
A. theoretical frameworks.
B. conceptual models.
C. conceptual frameworks.
D. practice models.
2. A philosophical worldview or a set of beliefs
about nature and reality that shape decisions
and practices is called a
A. framework.
B. theory.
C. paradigm.
D. metaparadigm.
3. Statements that have been repeatedly tested
and have not been disproved are called
A. critical social theory.
B. propositions.
C. concepts.
D. empirical generalizations.
4. Which of the following is not one of the common concepts
that are included in nearly all of
the nursing conceptual models?
A. person
B. environment
C. death
D. health
5. You are trying to help a patient stop consuming foods
that are high in complex carbohydrates. Which model/theory would probably
be most appropriate?
A. anxiety theory
B. adult learning theory
C. health belief model
D. healthcare system model
6. Which theory was developed by a nurse?
A. social cognitive theory
B. uncertainty in illness theory
C. hierarchy of needs theory
D. job satisfaction theory
7. Grand theories
A. are complex and broad in scope.
B. look at a piece of reality and contain clearly
defined variables.
C. produce specific directions or guidelines
for practice.
D. formulate nursing protocols on specific units