Item Analysis in Affect Measurement on Decision to Car Purchase using Rasch Model
Asri Rejeki, Siti Sulasmi, Tatik Suryani
Available Online February 2018.
- https://doi.org/10.2991/acpch-17.2018.41How to use a DOI?
- Rasch model, affect
- The present research is a preliminary study which aims at analyzing items on affect instrument when consumers purchased a car by using Rasch model. The number of respondents who participated in the study were 82 people. The consumers were those who had bought the car. The instrument developed in the study was used to measure responses given by the consumers after buying a car. The instrument was reported by using Lakert 5 scale. The results of the study showed the reliability of Alpha Cronbach which was .78. Calculation of differential item functioning (DIF) score reached above .05. The result of the test item dimensionality (DIM) raw score variance was 36%; this affirmed that the items contain no other dimensions. Overall, this instrument is considered reliable to be used in measuring the factors affecting the decision to buy a car.
- Open Access
- This is an open access article distributed under the CC BY-NC license.
Cite this article
TY - CONF AU - Asri Rejeki AU - Siti Sulasmi AU - Tatik Suryani PY - 2018/02 DA - 2018/02 TI - Item Analysis in Affect Measurement on Decision to Car Purchase using Rasch Model BT - 3rd ASEAN Conference on Psychology, Counselling, and Humanities (ACPCH 2017) PB - Atlantis Press SP - 205 EP - 208 SN - 2352-5398 UR - https://doi.org/10.2991/acpch-17.2018.41 DO - https://doi.org/10.2991/acpch-17.2018.41 ID - Rejeki2018/02 ER -