Find a value of the standard normal random variable z, called z0, such that P(z ? z0 ) = 0.70

The size of a group is limited by:

a. The potential for mutual interaction and awareness b. Psychological distance c. Internet capabilities d. Physical space e. Geographic distance

Personal characteristics that might affect an individual's level of motivation include all of the following EXCEPT:

A. Her place in the organizational hierarchy B. Her age, family size and education C. Her personality D. Her job experience E. Her satisfaction with current rewards