Fibromyalgia Pain Clinic

A pain clinic in Raleigh, North Carolina, treats 125 patients annually for pain. Of those, 48 present with fibromyalgia. The national average presenting with fibromyalgia in pain clinics is 60%. Investigators wish to know whether they have significantly fewer proportions of fibromyalgia patients in the North Carolina clinic compared to the national average.

Remember to report all numbers to the hundredths place.

Question 31

(1) What is the null hypothesis? (2) What is the research hypothesis?

Question 31 options:

Blank # 1
Blank # 2

Question 32

What is the appropriate test statistic?

Question 32 options:

A)

Z-test

B)

t-test

C)	F-test (ANOVA)

D)	Chi-Square Goodness of Fit

E)	Chi-Square Test of Independence

Question 33

What is the critical value for the test statistic? Just give the number, not the name of the test. Round thenumberto the nearest hundredths place.

Question 33 options:

Answer

Question 34

What is the test statistic for this study? Just give the number, not the name of the test. Round to the nearest hundredths place.

Question 34 options:

Answer

Question 35

Write your conclusion (in at least one complete sentence).

Question 35 options:

Whooping Cough Outbreak

Two whooping cough (pertussis) outbreaks were detected by the CDC in 2011. In Portland, OR, there were 18 cases of whooping cough among the 80 children who were not vaccinated in the city. In Atlanta, GA, there were 6 cases of whooping cough among the 70 children who were not vaccinated in the city. Among these children who are not vaccinated, is there a significant difference in proportion of whooping cough cases between Portland and Atlanta? Assume alpha=.05.

Question 36

(1) What is the null hypothesis? (2) What is the research hypothesis?

Question 36 options:

Blank # 1
Blank # 2

Question 37

What is the appropriate test statistic?

Question 37 options:

A)

Z-test

B)

t-test

C)	F-test (ANOVA)

D)	Chi-Square Goodness of Fit

E)	Chi-Square Test of Independence

Question 38

What is the critical value for the test statistic? Just give the number, not the name of the test. Round thenumberto the nearest hundredths place.

Question 38 options:

Answer

Question 39

What is the test statistic for this study? Just give the number, not the name of the test.

Question 39 options:

Answer

Question 40

Write your conclusion (in at least one complete sentence).

Question 40 options: