Topic 1:
In Chapter 7, we are learning about probability sampling methods. In the text, there are several examples of the five types of probability sampling methods – simple random, systematic, stratified, cluster and resampling.
For this discussion topic, find a journal article that describes the use of one of these probability sampling methods. Answer the following questions:
Topic 2:
In Chapter 9, we are learning about hypothesis testing and Type I and Type II errors. Consider the following scenario:
An auto parts company advertises that its special oil additive will make the engine “run smoother, cleaner, longer, with few repairs.” An independent laboratory decides to test part of this claim. It arranges to have a taxi-cab company’s fleet of 100 cars use the additive, and follows them to see if how many need repairs. At the end of a year, the laboratory will compare the percentage of cars that need repairs to the historical repair percentage.
For this scenario, answer three of the following questions:
Delivering a high-quality product at a reasonable price is not enough anymore.
That’s why we have developed 5 beneficial guarantees that will make your experience with our service enjoyable, easy, and safe.
You have to be 100% sure of the quality of your product to give a money-back guarantee. This describes us perfectly. Make sure that this guarantee is totally transparent.
Read moreEach paper is composed from scratch, according to your instructions. It is then checked by our plagiarism-detection software. There is no gap where plagiarism could squeeze in.
Read moreThanks to our free revisions, there is no way for you to be unsatisfied. We will work on your paper until you are completely happy with the result.
Read moreYour email is safe, as we store it according to international data protection rules. Your bank details are secure, as we use only reliable payment systems.
Read moreBy sending us your money, you buy the service we provide. Check out our terms and conditions if you prefer business talks to be laid out in official language.
Read more
Recent Comments