When comparing means from independent samples, one needs to test if the variances of the two samples are equal or not. In order to test for the equivalence of variance, one can do which of the following tests?

Which of the following statements is true of the systems theory?

A. It emphasizes that an organization is one system in a series of subsystems. B. It implements a piecerate system in which workers are paid additional wages when they exceed a standard level of output for each job. C. It enforces a system that suggests that frontline supervisors should receive a bonus for each of their workers who completed their assigned daily tasks. D. It develops a system to lower costs and increase worker productivity by showing how employees could work smarter, not harder. E. It suggests that organizations are effective when they have the social system and the technical system to make products and services that are valued by customers.

A tenant learns her building has been sold to a new landlord. The sale of the property

a. Automatically terminates all preexisting leases. b. Automatically renews the lease for an additional term, although the tenant has the option of declining the renewal. c. has no effect on existing leases, and the tenant must make timely rent payments to the new owner. d. terminates the lease, but the tenant is entitled to a legal holdover tenancy for the remainder of the lease term.