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SPSS Statistics is a statistical software suite developed by IBM for data management, advanced analytics, multivariate analysis, business intelligence, and criminal investigation. Long produced by SPSS Inc. , it was acquired by IBM in 2009.
Statistica 5.0 was released in 1995. It ran on both the new 32-bit Windows 95/NT and the previous 16-bit version, Windows 3.1. It featured many new statistics and graphics procedures, a word-processor-style output editor (combining tables and graphs), and a built-in development environment that enabled the user to easily design new procedures ...
SPSS Inc. was a software house headquartered in Chicago and incorporated in Delaware, most noted for the proprietary software of the same name SPSS. The company was started in 1968 when Norman Nie, Dale Bent, and Hadlai "Tex" Hull developed and started selling the SPSS software. The company was incorporated in 1975, and Nie was CEO from 1975 ...
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Summary statistics: Apply common Bayesian tests from frequentist summary statistics for t-test, regression, and binomial tests. Survival Analyses: non- & semi-parametric; Time Series: Time series analysis. Visual Modeling: Graphically explore the dependencies between variables. R Console: Execute R code in a console.
"A Short Preview of Free Statistical Software Packages for Teaching Statistics to Industrial Technology Majors" (PDF). Journal of Industrial Technology . 21 (2).
Sample size determination or estimation is the act of choosing the number of observations or replicates to include in a statistical sample.The sample size is an important feature of any empirical study in which the goal is to make inferences about a population from a sample.
US stocks sold off on Friday, marking the worst day of 2025 just two days after the S&P 500 hit a record high. Economic data releases raised concerns about a rebound in inflation.