Autility company hires pollsters to knock on random doors in different parts of town to survey residents about the cost of their electric bill. which type of bias could affect this study? .

a.) lack of access.
b.) nonresponse.
c.) voluntary response.
d.) undercoverage

For this item and the choices we are given, I go with nonresponse. Thus, the answer is letter B. This process of surveying is one of the best there is; however, it faces the disadvantage that not every owner of the homes who have chosen may be kind enough to lend you some of their time to answer the questions.

The electoral college consists of 538 electors. a majority of 270 electoral votes is required to elect  the president. your state's entitled allotment of electors equals the number of members in its congressional delegation: one for each member in the house of representatives plus two for yoursenators.congress does the electoral college represent

Texas’ gulf coastal plains are the western extension of the coastal plain extending from the atlantic ocean to beyond the rio grande. its characteristic rolling to hilly surface covered with a heavy growth of pine and hardwoods extends into east texas. in the increasingly arid west, however, its forests become secondary in nature, consisting largely of post oaks and, farther west, prairies and brushlands.