Answer:
a) The potential problem with relying on the results of the poll is bias due to the following criteria
1) The age group of the participants a will be more within a narrow range based on mainly newly employed and age bracket and others below a certain age level that spend time shopping
2) Depending on the kind of items sold at the shopping mall, a candidate may have more or less popularity at a given mall
3) The location of the mall can be a stronghold for a particular candidate
b) To increase the accuracy of the poll, the media company can take the following actions;
1) Conduct a poll at a similar shopping mall at a different location
2) Conduct polls with people not in the shopping mall
3) Ask people in a number of randomly selected homes ensuring the members eligible to vote in each home are reached, and repeat the process across the different populated regions where voting takes place in the state
c) The poll result indicates that the middle age employed group are approximately equally likely to vote for either candidate in the state and that the election will be more largely decided by the other groups of eligible voters
Explanation:
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Answer:
B. Matched groups design
Explanation:
In matched group design, subjects are matched on specific variables such as reading readiness score in this case which may affect the outcome of the dependent variables such as effectiveness of computer-assisted instruction in reading and then the subjects are split into the test groups. This is just to reduce errors in the study.
Answer:
Hope this helps!
Explanation:
The central idea of the article is that feudalism sorts people into social classes, but has also created inequality, poverty, violence, and other factors. It has later on died in Europe and Japan, but it still lingers to this day. One detail is that most of the people were like slaves and low class citizens, as they needed to serve their king, emperor, or their leader. They would be treated poorly and will only be given a small amount of food, not money. Another detail supporting this is that children's fates were decided by how their parents are. If they were poor, they will remain that way when they get older. If they were in a higher class, they will remain there and hold more power than those in the lower class.
im pretty sure I messed up, but i really hope this helps
take care
Given that x = 9 m and θ = 33°, work out AB rounded to 3 SF.
