Research Engineer

This blog presents useful research and statistical methods for researchers and graduate students from the world's first automated decision tree for applied research and statistics, Research Engineer (www.scalelive.com).

Wednesday, September 28, 2016

Maslow's Hierarchy of Needs

Learn more about Maslow's Hierarchy of Needs. http://www.scalelive.com/maslows-hierarchy-of-needs.html #education #science #research
Posted by Research Engineer at 4:34 PM No comments:
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Tuesday, September 27, 2016

Pretest Survey Instruments Using a Focus Group

Pretest new survey instruments using a focus group. http://www.scalelive.com/survey-pretest.html
#survey #research #tutorial
Posted by Research Engineer at 6:41 PM No comments:
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Sunday, September 25, 2016

Acquire The Highest Level of Clinical Evidence Possible

Acquire the highest level evidence to integrate into clinical practice.http://www.scalelive.com/acquiring-clinical-evidence.html #evidence#ebm #medicine #science #research #tutorial
Posted by Research Engineer at 5:37 PM No comments:
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Friday, September 23, 2016

Conduct Spearman's Correlation in SPSS

Spearman's rho correlation is used when correlating two ordinal level variables in SPSS. http://www.scalelive.com/spearmans-rho.html
#statistics #biostatistics #research #science #spss #tutorial
Posted by Research Engineer at 6:45 PM No comments:
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Wednesday, September 21, 2016

Conduct Between-Subjects Statistics

Compare independent groups on outcomes using between-subjects statistics. http://www.scalelive.com/between-subjects-statistics.html
#statistics #biostatistics #research #science #tutorial
Posted by Research Engineer at 5:39 PM No comments:
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Saturday, September 17, 2016

Apply Systematic Review Evidence Into Clinical Practice

Systematic reviews are preferred over individual RCTs when applying clinical evidence. http://www.scalelive.com/applying-systematic-review-evidence.html
#medicine #ebm #evidence #science #research #tutorial
Posted by Research Engineer at 2:54 PM No comments:
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Friday, September 16, 2016

Assess Normality in SPSS Before Running Repeated-Measures t-tests

Check for normality before running repeated-measures t-tests in SPSS. http://www.scalelive.com/normality-and-repeated-measures-t-test.html
#statistics #biostatistics #research #science #tutorial




Posted by Research Engineer at 4:00 PM No comments:
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Thursday, September 15, 2016

Chi-square is Used to Find Associations Between Categorical Variables

Chi-square is used to find associations between two categorical variables.http://www.scalelive.com/chi-square.html #statistics #biostatistics #data#analysis #research #science #tutorial




Posted by Research Engineer at 6:26 PM No comments:
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Wednesday, September 14, 2016

Number Needed to Treat is An Important Calculation When Testing New Treatments

Number Needed to Treat (NNT) shows how efficacious a treatment is in a population. http://www.scalelive.com/number-needed-to-treat.html
#research #science #medicine #epidemiology #tutorial





Posted by Research Engineer at 6:18 PM No comments:
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Tuesday, September 13, 2016

What Sample Size is Needed for Chi-Square Tests?

Calculate the needed sample size for chi-square tests.http://www.scalelive.com/sample-size-for-chi-square.html #statistics#biostatistics #sample #research #science #tutorial




Posted by Research Engineer at 4:11 PM No comments:
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Monday, September 12, 2016

Increase Statistical Power with Larger Sample Sizes

Larger sample sizes always increase statistical power. http://www.scalelive.com/statistical-power-and-sample-size.html #statistics #biostatistics #tutorial





Posted by Research Engineer at 5:40 PM No comments:
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Sunday, September 11, 2016

Multivariate Statistics Are Needed in the Empirical Literature

Multivariate statistics are used to account for confounding variables and predict for outcomes. http://www.scalelive.com/multivariate-statistics.html
#statistics #biostatistics #research #analysis #data #science #tutorial #spss



Posted by Research Engineer at 4:18 PM No comments:
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Saturday, September 10, 2016

Check For Normality Before Running Independent Samples t-tests

Assess normality of continuous outcomes before running independent samples t-tests. http://www.scalelive.com/normality-and-independent-samples-t-test.html
#statistics #biostatistics #research #science #tutorial





Posted by Research Engineer at 1:13 PM No comments:
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Thursday, September 8, 2016

Apply RCT Evidence Into Clinical Practice

Use evidence-based principles when applying RCT evidence in clinical practice. http://www.scalelive.com/applying-randomized-controlled-tri…
#evidence #ebm #rct #research #science #medicine #clinical #tutorial



Posted by Research Engineer at 4:57 PM No comments:
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Wednesday, September 7, 2016

Use Kudar-Richardson 20 (KR-20) In Applied Survey Research

Kudar-Richardson 20 (KR-20) is an internal consistency reliability coefficient for dichotomous response sets. http://www.scalelive.com/kr-20.html 
#psychometrics #reliability #research #science #survey #tutorial
Posted by Research Engineer at 7:40 PM No comments:
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Tuesday, September 6, 2016

Administer Surveys Using Methods That Maximize Response Rate

Choose the most feasible method for administering surveys. http://scalelive.com/survey-modes-of-administration.html … #survey #research #tutorial




Posted by Research Engineer at 5:42 PM No comments:
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Research Engineer
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      • Maslow's Hierarchy of Needs
      • Pretest Survey Instruments Using a Focus Group
      • Acquire The Highest Level of Clinical Evidence Pos...
      • Conduct Spearman's Correlation in SPSS
      • Conduct Between-Subjects Statistics
      • Apply Systematic Review Evidence Into Clinical Pra...
      • Assess Normality in SPSS Before Running Repeated-M...
      • Chi-square is Used to Find Associations Between Ca...
      • Number Needed to Treat is An Important Calculation...
      • What Sample Size is Needed for Chi-Square Tests?
      • Increase Statistical Power with Larger Sample Sizes
      • Multivariate Statistics Are Needed in the Empirica...
      • Check For Normality Before Running Independent Sam...
      • Apply RCT Evidence Into Clinical Practice
      • Use Kudar-Richardson 20 (KR-20) In Applied Survey ...
      • Administer Surveys Using Methods That Maximize Res...
      • Measure for Outcomes Using The Current "Gold Stand...
      • Account for Confounding in Applied Research Using ...
      • Calculate Statistical Power in Applied Research
      • Interesting Research Questions Provide Both Intrin...
      • Conduct Repeated-Measures ANOVA in SPSS
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