This simulation study compared the performance of two multilevel measurement testlet (MMMT) models: Beretvas and Walker’s (2008) two-level MMMT model and Jiao, Wang, and Kamata’s (2005) three-level model. Several conditions were manipulated (including testlet length, sample size, and the...

The phenomenon of overdispersion arises when categorical or count data exhibit variability larger than expected. Multinomial data commonly demonstrate this phenomenon when the counts arise from correlated or cluster observations. There are several ways of analyzing overdispersed multinomial...

Convention travel has been growing rapidly throughout the worldin recent years and becoming a critical component of the hospitality andtravel industry. Hosting of conventions, especially internationalconventions, can be used by host countries as part of a strategicmarketing plan to publicize...

In spite of its advantages over manual estimating methods,computer assisted estimating (CAE) lacks acceptance in the printingindustry today. Possible reasons for non-acceptance are: 1) the costof CAE, 2) CAE's lack of versatility, 3) printing manager's lackof knowledge on the subject of CAE...

Thesis (Ph. D.)--University of Washington, 2001

Thesis (Ph. D.)--University of Washington, 2005.