IBM SPSS Statistics 27.0
Overview
Updated 06.19
SPSS Statistics | Packaging (V26 and prior)
• Combinations of Modules make up Editions• A-la-cart purchase flexibility has led to licensing complexity, >1512 combinations of Edition + Modules• Limited consistency across Subscription, Commercial and Campus editions
Modules
Editions
Statistics V26 and prior packaging Subscription Plan*
Commercial Editions(Perpetual/Term Licenses)
Campus Editions(Perpetual/Term Licenses)
Modules Base CT/AS** CS/T** FC/DT** Base Standard Professional Premium Base Standard Premium
Statistics Base ◉ ◉ ◉ ◉ ◉ ◉ ◉ ◉
Advanced Statistics ◉ ◉ ◉ ◉ ◉ ◉
Regression ◉ ◉ ◉ ◉ ◉ ◉
Custom Tables ◉ ◉ ◉ ◉ ◉
Data Preparation ◉ ◉ ◉ ◉
Missing Values ◉ ◉ ◉ ◉
Categories ◉ ◉ ◉ ◉
Forecasting ◉ ◉ ◉ ◉
Decision Trees ◉ ◉ ◉ ◉
Neural Networks ◉ ◉ ◉
Direct Marketing ◉ ◉ ◉
Complex Samples ◉ ◉ ◉
Conjoint ◉ ◉ ◉
Exact Tests ◉ ◉ ◉
Bootstrapping ◉ ◉ ◉
SPSS Amos*** (Windows, Desktop only)
Add-on Add-on Add-on ◉ Add-on Add-on Add-on
CT/AS – Custom Tables & Advanced Statistics Add-on CS/T – Complex Sampling & Testing Add-onFC/DT – Forecasting & Decision Trees Add-on
* = IBMID required to use the product (work offline up to 14 days) ** = Optional add-ons (sold separately) *** Desktop client only (Purchased separately for Base, Standard and Professional editions), Not available for subscription
Subscription Plan*Commercial Editions
(Perpetual/Term Licenses)
ModulesBase CT/AS CS/T FC/DT Base Standard Professional Premium
Statistics Base ◉ ◉ ◉ ◉ ◉
Data Preparation ◉ [◉] [◉] ◉ ◉
Bootstrapping ◉ [◉] [◉] [◉] ◉
Advanced Statistics ◉ ◉ ◉ ◉
Regression ◉ ◉ ◉ ◉
Custom Tables ◉ ◉ ◉ ◉
Missing Values ◉ ◉ ◉
Categories ◉ ◉ ◉
Forecasting ◉ ◉ ◉
Decision Trees ◉ ◉ ◉
Neural Networks ◉ ◉
Direct Marketing ◉ ◉
Complex Samples ◉ ◉
Conjoint ◉ ◉
Exact Tests ◉ ◉
SPSS Amos*** (Windows, Desktop only)
Add-on Add-on Add-on ◉
SPSS Statistics 27 | Packaging: Simplification and More Value
CT/AS – Custom Tables & Advanced Statistics Add-onCS/T – Complex Sampling & Testing Add-onFC/DT – Forecasting & Decision Trees Add-on
* IBMID required to use the product (work offline up to 14 days)** Optional add-ons (sold separately) *** Desktop client only (Purchased separately for Base, Standard and Professional editions), Not available for subscription
• Base Edition will now include Data Preparation & Bootstrapping modules
• Customers can benefit from more functionality, features and value by upgrading to 27
SPSS Statistics 27 | Packaging Changes (Software)
• SPSS Statistics 27 will only support 64bit OS versions:• macOS • Windows 10• Linux
Features and Functionality
|| SPSS Statistics || © 2020 IBM Corporation 5
SPSS Statistics 27.0 / June, 2020 / © 2020 IBM Corporation
SPSS Statistics 27 | Overview
New Statistics and Enhancements
New to Base Edition:• Data Preparation Module• Bootstrapping Module
New Statistics: • Power Analysis (11)• Cohen’s Weighted Kappa
Statistical Enhancements:• Effect Sizes• Quantile Regression• MATRIX commands
Productivity and Usability Enhancements
Productivity Improvements
Output & Usability Enhancements
Other Improvements
SPSS Statistics 27.0 / June, 2020 / © 2020 IBM Corporation
SPSS Statistics 27 | New to Base: Data Preparation
Streamline Data Preparation to focus on analysis
• Streamline Data Validation and eliminate manual checks
• apply rules to perform data checks based on each variable’s measure level
• Identify outliers quickly using the Anomaly Detection
• identify unusual cases in a multivariate setting
• Use Optimal Binning
• grouping the values of variable into a relatively small set of discrete values
• Supervised, Unsupervised or Hybrid methods
• Automatically Prepare Data (ADP)
• detect and correct quality errors and impute missing values in one efficient step
SPSS Statistics 27.0 / June 2020 / © 2020 IBM Corporation
SPSS Statistics 27 | New to Base: Bootstrapping
• Estimate the sampling distribution of an estimator by resampling with replacement from the original sample
• Use case: When the data sample is relatively small and the sampling
distribution is not known (for example: not a normal distribution)
The following procedures support Bootstrapping in dialogs:
Base Edition Advanced Module
Frequencies One-Way ANOVA GLM Multivariate
Descriptives GLM Univariate Linear Mixed Models
Explore Bivariate Correlations Generalized Linear Models
Crosstabs Partial Correlations Cox Regression
Means Linear RegressionRegression Module
One-Sample T Test Ordinal Regression Binary Logistic Regression
Independent-Samples T TestDiscriminant Analysis Multinomial Logistic Regression
Paired-Samples T Test
SPSS Statistics 27.0 / June 2020 / © 2020 IBM Corporation
SPSS Statistics 27 | New Statistics: Power Analysis
11 New Power Analysis Procedures (a priori)
• Valuable to study preparation and study design process
• Can define optimal sample size to yield statistically significant results
• “How many participants?”
• “Given limited budget, what should be my minimum sample size?”
11 Power Analysis Procedures
Means:
• One Sample T-Test
• Paired Sample T-Test
• Independent Sample T-Test
• One-way ANOVA
Proportions:
• One-Sample Binomial Test
• Related-Sample Binomial Test
• Independent-Sample Binomial Test
Correlations:
• Pearson Product-Moment
• Spearman Rank-Order
• Partial
Regression:
• Univariate Linear
Available in: SPSS Statistics Base Edition
SPSS Statistics 27.0 / June, 2020 / © 2020 IBM Corporation
SPSS Statistics 27 | New Statistics: Cohen’s Weighted Kappa
Cohen’s Weighted Kappa• Summarize inter-rater agreement on an ordinal scale• Use weighting schemes to describe the closeness of agreement between raters
Weighted Kappa additions
• Linear weighting
• Quadratic weighting
Define two raters to compare
Pairwise agreement for >= 2 raters
SPSS Statistics 27.0 / June, 2020 / © 2020 IBM Corporation
SPSS Statistics 27 | Procedure Enhancement: Effect Sizes
• Highly requested feature, adding onto existing Effect Sizes
• What’s added: Effect size estimates and confidence intervals for T-TEST and ONEWAY procedures, including Cohen's, Hedges', and Glass' measures for t-tests, and eta-squared, epsilon-squared, and omega-squared measures for contrasts and omnibus tests in one-way ANOVA
Tests where new Effect Size were added
• One-sample t-tests
• Independent-samples t-tests
• Paired samples t-tests
• One-way analysis of variance (ANOVA)
• Custom contrasts in one-way (ANOVA)
Additional table produced showing Cohen’s & Hedges d
Available in: SPSS Statistics Base Edition
SPSS Statistics 27.0 / June, 2020 / © 2020 IBM Corporation
Quantile Regression usability enhancements:
• UI improvements to simplify quartile grid entries when specifying many values
Ongoing enhancements to the MATRIX for advanced users: • Probability distribution functions (PDFs) • Noncentral probability distribution functions (NPDFs)• Random variable generation functions• Significance functions for chi-square and F distributions• Noncentral cumulative distribution function (NCDF) for Beta distributions
SPSS Statistics 27 | Procedure Enhancement: Quantile Regression+ MATRIX
SPSS Statistics 26 SPSS Statistics 27
SPSS Statistics 27.0 / June 2020 / © 2020 IBM Corporation
SPSS Statistics 27 | Productivity Improvements
Get work done faster with Global Search
• Navigate faster – quickly find dialogs and procedures
• Search help topics in documentation (online)
• Find details on Syntax commands (online)
SPSS Statistics 27.0 / June 2020 / © 2020 IBM Corporation
SPSS Statistics 27 | Productivity Improvements
Minimize data loss with Auto-Recovery
• Unsaved user sessions saved locally; enabled by default
• SPSS detects unexpected shutdowns, prompts users with options to Auto-Recover Sessions
SPSS Statistics 27.0 / June 2020 / © 2020 IBM Corporation
SPSS Statistics 27 | Output Enhancements
New Bubble Chart:• Bring in another dimension into reports and visualizations (up-to 4)• Supports categorial and continuous variables• Extends existing scatterplot chart functionality
Chart Templates improvements:• Improved template access and previews in Chart Builder• Improved template builder in Edit -> Options -> Charts
SPSS Statistics 27.0 / June, 2020 / © 2020 IBM Corporation
SPSS Statistics 27 | Output Enhancements
• Improved APA format support
• Simplify formatting effort
• Output editing enhancements
• Simplified chart editing and usability
• High resolution output export• Production Ready Postscript (.eps) output for graphics export
SPSS Statistics 27.0 / June, 2020 / © 2020 IBM Corporation
SPSS Statistics 27 | Usability Improvements
• macOS Native Dialog; native OS experience• Enabled by default• Configurable within Edit -> Options
• LAW enhancements• Simplified LAW usability and layout• Improved offline activation automation capability
SPSS Statistics 27 | Enhancements
IBM Cloud / DOC ID / Month XX, 2017 / © 2017 IBM Corporation
• Welcome Screen Enhancements• Internet enabled; periodic updates with new information and content
• Windows UI theme modernization• SPSS Light theme applied
SPSS Statistics 27 | Enhancements
• Ships with latest Python 3.8.2 • SPSS Statistics extensions have been updated• Python 2 is not installed by default (security issues)• User must define custom path for Python 2 to run old code
• macOS installer update• Native PKG installer• Push installs requires additional config
• Backend updates• Modernization, bug fixes and improvements
SPSS Statistics 27.0 / June, 2020 / © 2020 IBM Corporation
SPSS AMOS 27 | Functionality Improvements
Powerful Structural Equation Modeling
• AMOS 27 supports model export to Bayesian modeling program
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