The Development and Validity of the Interpersonal Intelligence Inventory (2022)

This study aims to investigate and develop a self-report inventory that will measure person?s tendency interpersonal intelligence based on Howard Gardner. The said consisted of 16-item, four-point forced choice Likert scale with verbal interpretation ranged from "Describes me very well" (4) extremely poorly" (1). was administered total 133 respondents for pilot testing 375 as the normative sample. majority were in age range 18?24 years old (54%), had bachelor?s degrees (61%), female (66%), single status (77%). Based results, it found self-reported is reliable Cronbach's alpha .89 an inter-item correlation ranging .37-.69, which both are acceptable. In terms validity, underwent content construct validity. validity assessed through Principal Component Analysis using promax rotation. KMO index .90, be acceptable range. Likewise, Bartlett's Test Sphericity, statistically significant conduct principal component analysis X2(120) = 2112.92, p < 0.001. Confirmatory factor also acceptable, giving idea suitable model. Using index, 16 items showed S-CVI/UA "1", suggested excellent. Data observed have normal distribution. Recommendations made further improve inventory.