Statistical Consulting Group
Competent, Quality Consulting and Solutions.

Results Section

Our Services

We are happy to provide the help you need at any or all of the following steps in earning the data-based answers you request:

-inputting, organizing, and cleaning the data

-implementing the statistical analyses

-testing reliability (such as Cronbach’s alpha, test-retest reliability, split-half reliability, and inter-rater reliability) and validity

(such as content validity, construct validity, criterion validity, internal validity, and external validity)

-writing up all results, including APA tables and figures

-providing syntax and raw output file

-explaining the results so you can write the discussion section and defend them

-allowing unlimited e-mail and phone support to ensure that you completely understand the results of the analysis

-conducting two rounds of incidental statistics (i.e., if you or committee would like additional statistics)

                -supporting until project is complete
               
                -results in 1-2 days from when we receive the data.


Data Management

We are dedicated to detecting and correcting corrupt or inaccurate records from a record set, table, or database. The actual process of data cleaning involves data auditing, workflow specification, workflow execution, post-processing, and controlling. We can use popular methods such as parsing, data transformation, duplicate elimination, and statistical methods. Parsing in data cleaning is performed for the detection of syntax errors. Data transformation allows the mapping of the data from their given format into the format expected by the appropriate application. This includes value conversions or translation functions as well as normalizing numeric values to conform to minimum and maximum values. Duplicate detection requires an algorithm for determining whether data contains duplicate representations of the same entity. Usually, data is sorted by a key that would bring duplicate entries closer together for faster identification. By analyzing the data using the values of mean, standard deviation, range, and clustering algorithms, we can find values that are unexpected and thus erroneous. Statistical methods can be used to handle missing values which can be replaced by one or more plausible values that are usually obtained by extensive data augmentation algorithms.

We can examine any standardized residual greater than about 3 in absolute value, Hat element greater than 3p/n (p=k+1, k degrees of freedom), a Cook’s distance > 1, and Mahalanobis’s distance for case. We run Outlier Analysis such as a run-sequence plot,  a scatter plot, a histogram, and a box plot.

Tests for Reliability, Validity, and Power

We can test reliability (such as Cronbach’s alpha, test-retest reliability, split-half reliability, and inter-rater reliability) and validity (such as content validity, construct validity, criterion validity, internal validity, and external validity).

Data Analysis

We can design and perform the required statistical analyses. We are experts in statistical analysis such as t-test, ANOVA, traditional regression, logistic regression, MANCOVA, factor analysis, cluster analysis, survival analysis, time series analysis, canonical correlations, discriminant analysis, and more advanced statistical techniques such as structural equation modeling (SEM), hierarchical linear modeling (HLM), and path analysis. We are experts in statistical programming languages such as SAS, SPSS, HLM, Mplus, and Access.

Confidentiality

We provide all of our prospective clients with a Non-Disclosure Agreement immediately upon contact. Statistical Consulting Group shall maintain in strict confidence, and not use or disclose except pursuant to written instructions from prospective clients, provided that the obligation to protect the confidentiality of any such information or data shall not be excused if such information or data ceases to qualify as a Trade Secret as a result of the acts or omissions of Statistical Consulting Group.

Sample of Our Work

Sample of a Quantitative Results Section

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Let's make it happen! Contact us today for a FREE consultation.

Email: info@statisticalconsultinggroup.com Call: 781-205-4719

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Statistical Consulting Group
1050 WINTER STREET SUITE 1000
WALTHAM, MA 02451

PHONE: 781-205-4719
FAX: 781-780-7918

info@statisticalconsultinggroup.com



 

 

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