In studies of seed production, why is it important to assign plots of land to either the control group or treatment group at random?
a. it decreases the likelihood that the results of the study will be challenged.
b. it increases the chance that the study will be able to be scaled to a higher level.
c. it increases the likelihood that the treatment group will show a difference from the control group.
d. it decreases the likelihood that plots that receive a particular treatment share other characteristics that might influence seed production.

Afreelance​ singer-songwriter is planning the restoration of a recently purchased civil​ war-era farmhouse. while he professes an enjoyment​ of, and talent in the construction​ trades, the theory of comparative advantage implies that a. the value of what he imports​ (in this​ case, professional contractor​ services) must equal the value of what he exports​ (songs). b. he should concentrate on the restoration work since his​ out-of-pocket costs will be much lower than if he hires professionals. c. ​self-sufficiency is​ advantageous, hence he should split his time between music and construction. d. the income lost while away from music will likely exceed the savings realized by doing the work​ himself, thus, he should hire professionals to do the restoration work. e. he ought to do as much of the work himself as possible since imports​ (in this​ case, professional contractor​ services) should always be restricted to those things that cannot be done internall

Compare the sources of consumer credit 1. consumers use a prearranged loan using special checks 2. consumers use cards with no interest and non -revolving balances 3. consumers pay off debt and credit is automatically renewed 4. consumers take out a loan with a repayment date and have a specific purpose a. travel and entertainment credit b. revolving check credit c. closed-end credit d. revolving credit

Drag the tiles to the correct boxes to complete the pairs.(there's not just one answer)match each online banking security practice with the pci security requirement that mandates it.1. encrypting transfer of card data2. installing a firewall3. installing antivirus software4. assigning unique ids and user namesa. vulnerability management programb. credit card data protectionc. strong access controlsd. secure network