Is concerned with the interaction of the experimental treatment with other factors and the resulting impact on the ability to generalize results to other times, settings, or persons.

Which of the following is one of the main causes of inflation? a. wages drop so workers have to spend a higher percentage of income on necessities. b. demand drops and forces producers to charge more to meet their costs. c. rising unemployment cuts into national income. d. consumers demand goods faster than they can be supplied.

Select all of the tools you could use to track your expenses. -budget software -spreadsheet -mint© -automatic bill payment -mvelopes®

One cost-of-living indicator available on the internet shows that a salary of $40,000 in santa barbara, california, is equivalent to $14,000 in wichita, kansas. this is primarily because of housing, which is much less expensive in wichita. what does this difference say about how the federal government calculates poverty?