Multiple Stimulus Types Ambiguity Tolerance (MSTAT)

McLain, D. L. (1993). The MSTAT-I: A new measure of an individual's tolerance for ambiguity. Educational and Psychological Measurement, 53(1), 183-189. doi: 10.1177/0013164493053001020

	Table of Contents
	Description
	History of Use
	References

Description:

Purpose		The MSTAT was designed to assess attitude toward ambiguity through a self-report measure. Ambiguous stimuli or contexts were defined as ones for which information was perceived to be insufficient.
Questions		22 items using 7-point ratings (1 = strongly disagree to 7 = strongly agree).
Sub-scales		N/A
Domain
Psychometrics
Sample items		I don't tolerate ambiguous situations well. I find it difficult to respond when faced with an unexpected event.

References:

Scale:

McLain, D. L. (1993). The MSTAT-I: A new measure of an individual's tolerance for ambiguity. Educational and Psychological Measurement, 53(1), 183-189. doi: 10.1177/0013164493053001020

Uses:

McLain, D. L. (2009). Evidence of the properties of an ambiguity tolerance test: The Multiple Stimulus Types Ambiguity Tolerance Scale-II (MSTAT-II). Psychological Reports, 105(3), 975-988. doi: 10.2466/PR0.105.3.975-988

Dunphy, B. C., Cantwell, R., Bourke, S., Fleming, M., Smith, B., Joseph, K. S., & Dunphy, S. L. (2010). Cognitive elements in clinical decision-making. Advances in Health Sciences Education, 15(2), 229-250. doi: 10.1007/s10459-009-9194-y

Judge, T. A., Thoresen, C. J., Pucik, V., & Welbourne, T. M. (1999). Managerial coping with organizational change: A dispositional perspective. Journal of Applied Psychology, 84(1), 107-122. doi: 10.1037/0021-9010.84.1.107

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