Four levels of measurement scales

Reference no: EM13110113

1. What are the four levels of measurement scales? Give examples of each and explain in detail.

2. Explain the use of normal probability plot to evaluate whether a set of data is normally distributed? Please discuss in detail.

3. Discuss how a sample size, n, an increase in confidence is achieved by widening the confidence interval.

4. With regard to hypothesis testing about two means, what is the distinction between two independent populations and two related populations? Please be specific in your answer.

5. Discuss the assumptions of ANOVA? Please list and elaborate on each answer.

6. Explain the null hypothesis (Ho) for a simple linear regression equation? Please list and explain in detail.

Reference no: EM13110113

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