Some contracts providing for a union shop contain an "escape period" during which old employees are permitted to withdraw from the union at the expiration of the agreement without forfeiting their jobs

Using the set of symbols commonly used in marketing research to denote experimental designs, which symbol below represents the random assignment of test units or groups to separate treatments?

A) T B) O C) R D) X

A person with a strong external locus of control is likely to be very

self-confident. Indicate whether the statement is true or false