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WINKS Analysis Limitations

COMPUTER REQUIREMENTS
Computer requirements:  WINKS requires Windows 98 or newer.

GENERAL LIMITATIONS
Maximum number of fields per database - 250
Maximum length of a character field - 65
Maximum width for a numeric variable - 15
Maximum number of records per database - 32,000
Note: Databases may be created above the 32,000 record limit,
but this is the maximum record count verified to work with WINKS.

DESCRIPTIVE STATISTICS
Detailed statistics - 32000 records
Summary statistics - 32,000 records, 1000 groups, 100 fields
Stem and leaf diagram - 500 records
Normality test - 1,000 records

GRAPHS
Bar/line/area charts - 100 bars
Pie chart - 50 slices
By-group chart - 10 groups
Time series plot - 10 groups, 6000 points
X-Y plot - 1000 records
Histogram - 32000 records
FI Scatterplot - 1000 points
Analysis Scatterplot - 5000 points

T-TEST AND ANALYSIS OF VARIANCE (ANOVA)
T-test (Ind Gp) -- 32,000 records
One-way ANOVA - 40 groups, up to 32,000 records
Over 4000 records, the box plots will not be available for t-test and ANOVA
One-way repeated measures - 40 groups, 4000 points

NON-PARAMETRIC PROCEDURES
Kruskal-Wallis comparisons - 20 groups
Friedman's test - 20 groups
Cochran's Q test - 20 groups

REGRESSION AND CORRELATION
Simple linear regression - 3200 cases
Multiple regression - (independent groups * cases) < 3200
Correlation - 15,000 records

FREQUENCIES AND CROSSTABULATIONS
Crosstabulations - 32,000 records, table limit 15x120
Frequencies - 32,000 records, table limit 128 categories
Goodness of fit - 12 groups

Comma delimited import - maximum of 128 fields, 65 max width
for char field.

Professional modules:
---------------------
ADVANCED ANOVA
Two-factor design - 10 groups per factor
Two-way repeated measures - 10 groups per factor
Three-way ANOVA - Maximum 5 groups per factor

ADVANCED REGRESSION
Polynomial - 500 cases
All subsets regression - 8 independent variables
Stepwise regression - 49 maximum independent variables to
consider

QUALITY CONTROL CHARTS
X-bar charts - 400 groups
p-charts - 400 groups

PARETO CHART ANALYSIS
Pareto charts - 20 groups

MULTIPLE COMPARISONS
Multiple comparisons - maximum of 20 groups

 


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