1. Can research be done without formulating a hypothesis? What is the importance of the null hypothesis?

2. When is a hypothesis rejected? When it isn’t rejected? What are its limitations?

3. What is the difference between level of significance and level of confidence? How are the two related to type I and type II errors used in hypothesis testing? Explain using a specific example.

4. What is z-test? What is t-test? When should we use t-test, not z-test for population means? Would the results be significantly different?

5. Explain the difference between a left-tailed, right-tailed and two-tailed test. Give you own examples.

6. When would you choose a two-tailed test? How might you tell the direction of the test by looking at a pair of hypothesis? How might you tell which direction (or no direction) to make the hypothesis by looking at the problem statement (research question)?

7. What is the differences between a dependent (paired) test and an independent two- samples independent test? What are the requirements needed for each test. Provide examples.

8. Under what circumstances must a nonparametric test be used? Explain. What are the strengths and weaknesses of nonparametric tests? Can the outcomes of nonparametric tests be generalized to populations?

Looking for a solution written from scratch with No plagiarism and No AI?

WHY CHOOSE US?

We deliver quality original papers

Our experts write quality original papers using academic databases.We dont use AI in our work. We refund your money if AI is detected  

Free revisions

We offer our clients multiple free revisions just to ensure you get what you want.

Discounted prices

All our prices are discounted which makes it affordable to you. Use code FIRST15 to get your discount

100% originality

We deliver papers that are written from scratch to deliver 100% originality. Our papers are free from plagiarism and NO similarity.We have ZERO TOLERANCE TO USE OF AI

On-time delivery

We will deliver your paper on time even on short notice or  short deadline, overnight essay or even an urgent essay