Mann whitney test - Study guides, Class notes & Summaries
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BST 322 Week 3 Test Questions with Correct Answers
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BST 322 Week 3 Test Questions with Correct Answers 
chi-square test of independence - Answer-- basic non-parametric test 
- determine if two categorical variables are independent; basically if they have a relationship 
- compares the observed and expected cell frequencies of a contingency table 
 
expected frequencies - Answer-- we would expect to see if the subjects were distributed through the table randomly 
 
observed frequencies - Answer-- those counts we literally got in the course of so...
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Edexcel a level statistics paper 2 mark scheme june 2023
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Mark Scheme (Results) 
Summer 2023 
Pearson Edexcel GCE 
In Statistics (9ST0) 
Paper 02: Statistical Inference 
Edexcel and BTEC Qualifications 
Edexcel and BTEC qualifications are awarded by Pearson, the UK’s largest awarding body. We 
provide a wide range of qualifications including academic, vocational, occupational and specific 
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details on our...
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NOTCE Questions With 100% Correct Answers
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NOTCE Questions With 100% 
Correct Answers 
assertiveness training - ANSWER- Techniques that train people how to be appropriately 
assertive in social situations; often included as part of health behavior modification 
programs, on the assumption that some poor health habits, such as excessive alcohol 
consumption or smoking, develop in part to control difficulties in being appropriately 
assertive. 
universal design - ANSWER- door width of 36'' or 92cm, thresholds of 13mm (0.5'') max 
...
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NSG 522 Exam Questions And Answers 100% Verified.
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NSG 522 Exam Questions And Answers 
100% Verified. 
Epidemiology - answerThe core science of public health. "The study of the distribution and 
determinants of health-related states or events in specified populations and the application of this 
knowledge to the control of health problem" 
Nature, extent, and cause - answerEpidemiology studies the _____ of public health problems 
Epidemics - answerThe origins of epidemiology as a science from the study of ______ of 
communicable diseases 
Stud...
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BST 322 Final Exam - Questions and Answers
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BST 322 Final Exam - Questions and Answers A nurse researcher studied the effect of biofeedback on blood pressure. For this study, she measured blood pressure on subjects, taught them biofeedback techniques, then re-measured blood pressure on the same group of patients. Which t-test would be most appropriate for this design? Dependent groups t-test The smaller the SEM, the more confidence we have that the estimates from the sample include the population value A range of values estimated to hav...
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BCPS Exam August 2022 updated rated A+ already passed
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BCPS Exam August 2022 updated rated A+ already passedUnpaired T-test 
Continuous data 
2 independent samples 
 
 
 
Paired T-test 
Continuous data 
2 paired samples 
 
 
 
 
 
 
00:20 
 
01:13 
ANOVA 
Continuous outcome data 
Categorical exposure data 
3+ independent variables 
 
 
 
ANCOVA 
Continuous outcome data 
Categorical exposure data 
3+ independent variables 
Controls for covariates 
 
 
 
Wilcoxon Rank Sum Test (Mann-Whitney U Test) 
Ordinal data 
2 independent samples 
 
 
 
Wilcoxon ...
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CPH Exam Practice Questions WITH COMPLETE SOLUTIONS
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The lengths of stay for six patients were 0, 0, 1, 2, 2, and 16 days. Which is (are) the best measure(s) to summarize these data? 
 
A) Mean 
B) Median 
C) Median and SD 
D) Mean and SD 
E) Median and Range correct answer: E) Median and Range 
 
An epidemiologist attempts to predict the weight of an elderly person from demispan. She randomly chooses 70 elderly subjects in a particular geographic area and records their weight and demispan measurements in the form of (x i , y i ) for i = 1...70. ...
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NOTCE TEST QUESTIONS WITH CORRECT ANSWERS
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NOTCE TEST QUESTIONS WITH CORRECT ANSWERS 
assertiveness training 
Techniques that train people how to be appropriately assertive in social situations; often included as part of health behavior modification programs, on the assumption that some poor health habits, such as excessive alcohol consumption or smoking, develop in part to control difficulties in being appropriately assertive. 
 
 
 
universal design 
door width of 36'' or 92cm, thresholds of 13mm (0.5'') max slope of 1:2, ramps no...
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AQA A-Level Psychology Research Methods Notes
- Summary • 15 pages • 2021
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These are detailed notes for the Research Methods Topic of AQA A-Level Psychology. This covers both Year 1 and Year 2 Research Methods. I wrote them using class notes, revision guides and textbooks. I will also be uploading the other topics and creating bundles. 
Topics Included: 
- Experimental Method 
- Control of Variables/Research Issues 
- Experimental Design 
- Types of Experiment 
- Sampling 
- Ethical Issues and Ways of Dealing with Them 
- Pilot Studies 
- Observational Techniques 
- ...
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NCS EXAM LATEST 2024
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NCS EXAM LATEST 2024
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