14 Aug statistics
I need the following questions answered:
Chapter 7
#1 Go to the library and select 5 empirical (those containing data) research articles from your area of interest (healthcare) for each one list the following:
A. What is the null hypothesis (implied of explicitly stated)?
B. What is the research hypothesis (implied or explicitly stated)?
C. Using the content of these articles, create another research hypothesis.
#2. Why does the scientific method work?
#4. For the following research questions, create one null hypothesis, one directional research hypothesis and one non-directional research hypothesis, and one nondirectional research hypothesis.
a. What are the effects of attention on out-of-seat classroom behavior?
b. What is the relationship between the quality of a marriage and the quality of the spouses relationships with their siblings?
c. What is the best way to treat an eating disorder?
Chapter 8
1. What are the characteristics of the normal curve? What human behavior, trait or characteristic can you think of that is distributed normally?
2. Standard scores such as z scores, allow us to make comparisons across different samples. Why?
3. For the following set of scores, compute the standard scores.
18
19
15
20
25
31
17
35
27
22
34
29
40
33
21
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