This paper presents an empirical survey on understanding the content validity and reliability of technology acceptance measurement (TAM) among 278 university professors who worked for university of Shahid Beheshti located in city of Tehran Iran. We use a questionnaire consists of 37 different questions in five categories including perceived usefulness, perceived ease of use, attitude towards the use of technology and operating plan in Likert scale. The proposed study uses first-order confirmatory factor analysis for validity of the questionnaire and Cronbach alpha is employed for measuring the reliability of the questionnaire. The results have confirmed that TAM questionnaire maintains sufficient content validity and reliability. In other words, The measures were refined and stream-lined, resulting in two six-item scales with reliabilities of 0.89 for usefulness and 0.87 for ease of use.
Leadership is one of the most important components of management in any business unit. An organization with good leadership tends to have a better chance to survive in todays’ competitive environment. This paper considers the effects of leadership style on innovation in one of the biggest automakers in Iran named Iran Khodro. The proposed study of this paper designs a questionnaire and distributes it among a sample of 278 regular employees and 61 middle level managers of this firm. The results of the survey indicate that there is a meaningful difference between leadership style and standard leadership style among middle level managers when the level of significance is five percent. In addition, there is a meaningful difference between innovation and its components with standards among regular employees. Finally, leadership has positive and meaningful impact on employees’ innovation.