In the fields of psychological testing and educational testing, "validity refers to the degree to which evidence and theory support the interpretations of test scores entailed by proposed uses of tests".These models can be categorized into two primary groups: classical models, which include several types of validity, and modern models, which present validity as a single construct.# DIFFERENCE: ttk entry doesn't get out of sync w/textvar test validate-1.20 -constraints core Entry -body -result # # New tests, -JE: # proc doval test validate-2.1 "Validation script changes value" -body -result # DIFFERENCE: core entry disables validation, ttk entry does not.
If the test, and/or the interpretations of the test’s results are revised in any way, a new validation process must gather evidence to support the new version.
## ## Entry widget validation tests ## Derived from core test suite entry-19.1 through entry-19.20 ## package require Tk 8.5 package require tcltest 2.1 namespace import -force tcltest::* load Tested Commands test Constraint ttk Entry 1 test Constraint core Entry [expr ] eval tcltest::configure $argv test validate-0.0 "Setup" -constraints ttk Entry -body test validate-0.1 "More setup" -body # The validation tests build each one upon the previous, so cascading # failures aren't good # test validate-1.1 -body -result test validate-1.2 -body -result test validate-1.3 -body -result test validate-1.4 -body -result test validate-1.5 -body -result test validate-1.6 -body -result test validate-1.7 -body -result test validate-1.8 -body -result test validate-1.9 -body -result .e configure -validate all test validate-1.10 -body -result test validate-1.11 -body -result .e configure -validate focusin test validate-1.12 -body -result test validate-1.13 -body -result .e configure -validate focuso test validate-1.14 -body -result test validate-1.15 -body -result # DIFFERENCE: core entry temporarily sets "-validate all", ttk::entry doesn't.
Strong evidence in support of a single proposition does not lessen the requirement to support the other propositions.
Evidence to support (or question) the validity of an interpretation can be categorized into one of five categories: Techniques to gather each type of evidence should only be employed when they yield information that would support or question the propositions required for the interpretation in question.
The modern models reorganize classical "validities" into either "aspects" of validity Although psychologists and educators were aware of several facets of validity before World War II, their methods for establishing validity were commonly restricted to correlations of test scores with some known criterion.
attempted to clarify and broaden the scope of validity by dividing it into four parts: (a) concurrent validity, (b) predictive validity, (c) content validity, and (d) construct validity.Use this app to validate a DSLU or DLS-CSB ID Number.DISCLAIMER: This app or its algorithim is not officially adopted or endorsed by DLSU or CSB.test validate-1.16 -body -result # DIFFERENCE: ttk::entry does not perform validation when setting the -variable test validate-1.17 -constraints core Entry -body -result proc doval test validate-1.18 -constraints core Entry -body -result # DIFFERENCE: ttk::entry doesn't validate when setting linked -variable # DIFFERENCE: ttk::entry doesn't disable validation proc doval ## This sets validate to none because it shows that we prevent a possible ## loop condition in the validation, when the entry textvar is also set test validate-1.19 -constraints core Entry -body -result ## This leaves validate alone because we trigger validation through the ## textvar (a write trace), and the write during validation triggers ## nothing (by definition of avoiding loops on var traces).This is ## one of those "dangerous" conditions where the user will have a ## different value in the entry widget shown as is in the textvar.The table below summarizes the results: Mode Analysis The chart shows the average number of messages posted per user by treatment group.