Internal
consistency reliability ranged from.74 to.93; evidence for construct validity with other measures of family and parental functioning has also been demonstrated (Brannan & Heflinger, 1997).
Lyubomirsky and Lepper reported internal
consistency reliability ranging from.79 to.94 (M =.86).
Not exact matches
Internal
consistency reliability was satisfactory with Cronbach's alphas
ranging from 0.82 to 0.92 for all subscales.
Cross-informant correlations tended to be lower than internal
consistency or test — retest
reliability correlations, with r's
ranging from.15 to.47 (median =.32).
The results showed that UCLA was highly reliable, with internal
consistency ranging from 0.89 to 0.94, and test retest
reliability over a year period (r = 0.73).
Internal
consistency reliability (Cronbach's alpha) was satisfactory
ranging from.79 to.89 (Pavot & Diener, 1993; Adler & Fagley, 2005; Steger, et al., 2006; Alfonso & Allison, 1992a).
Steger et al. (2006) reported internal
consistency reliability coefficients (Cronbach's alpha)
ranging between.81 and.86 for Presence and between.84 and.92 for Search subscale.
Internal
consistency reliability was reported α =.97 for adults of the general population (Henry & Crawford, 2005), and for each factor alphas
ranged between.81 and.97 (McDowell, 2006 cited in Yusoff, 2013).
The
consistency coefficients
ranged from 0.75 to 0.90;
reliability was highest regarding «affective well - being» and lowest regarding the coping subscales.
Internal
consistency for the measure is reported to
range from.78 and.91 and test - retest
reliability to
range from.78 and.88 (Connor & Davidson, 2003).
Using the neuroticism scale of the EPQS - R in order to examine the psychometric properties of the extremely similar N - Questionnaire revealed internal
consistencies ranging from.71 to.87 (Alexopoulos & Kalaitzidis, 2004; Aluja, García, & García, 2003; Hosokawa & Ohyama, 1993) and a 6 - month test — retest
reliability of.79 (Hosokawa & Ohyama).
A
range of studies have reported strong internal
consistency and test - retest
reliability for this measure.
Internal
consistency ratings
range from 0.93 - 0.95, constituting an excellent level of
reliability.
Like the STAI trait, the CES - D is a reliable assessment with alpha coefficients of internal
consistency ranging from.80 to.90 and a 2 - week to 1 - year test — retest
reliability ranging from.40 to.70 (Eaton et al.).
Internal
consistency ratings
range from 0.75 - 0.92, constituting an acceptable to excellent level of
reliability.
Good validity,
reliability and internal
consistency have been previously established (Cronbach's alphas
ranging from 0.87 to 0.92; Abidin 1995; Kayfitz et al. 2010; Manning et al. 2011).
The CDI has good internal
consistency (alphas
ranging from 0.71 (outpatient group) to 0.89) and acceptable test - retest
reliability (correlation of 0.75).
Previous research has shown that this scale demonstrates acceptable internal
consistency,
ranging from.7 to.8, and high test — retest
reliability (Fritz & Helgeson, 1998; Helgeson & Fritz, 1999), including a study of adolescents with diabetes (Helgeson & Fritz, 1996).
Internal
consistency for Attention, Externalizing and Internalizing problems
ranges from α =.80 to.95 for the YSR, CBCL and TRF, and test — retest
reliability ranges from r =.82 to.94 (Achenbach and Rescorla 2001).