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 Although suitable for simple comparisons, the t-test is frequently misused, leading to biased and/or invalid results. If you're not sure which statistical tests are appropriate for your data, Alpha Biostats can help. Contact us today!

 

Services

ALPHA BIOSTATS SERVICES

Services listed on this page are the most frequently requested. If your particular project needs do not appear below, please contact us -- we may have what you need.

Research Design

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Sample size estimates

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Randomization schemes

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Sampling options

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Potential sources of bias

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Variable selection

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Measurement methods

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Questionnaire selection

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Statistical analysis methods

 

 

Data Management

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Database design

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Questionnaire design

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Case report form design

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Missing data analysis

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Error checking

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Data cleaning

 

 

Data Analysis  

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Measurement reliability

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Inter and Intra rater reliability

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Nonparametric testing (for small samples or large samples with non-normal distributions)

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Multivariate analyses

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Repeated measures models

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Resampling

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Bootstrapping

 
Other Important Information
Getting Results: Review a summary of what to expect when you request services from Alpha Biostats...
Confidentiality Safeguards: Review our policies on protecting the confidentiality of your project and data...

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