Exam (elaborations)
HSCI 390 Exam #1 Questions And Answers 2024/2025 Update
- Course
- HSCI 390
- Institution
- California State University - Chico
HSCI 390 Exam #1 Questions And Answers 2024/2025 Update
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HSCI 390 Exam #1 Questions And Answers2024/2025 Update
True or False: The scientific process is driven by the study hypothesis Answer: true
The establishment of "blocks" or stratifications reduces the unexplained random error by the process we
call fractionation of random error Answer: True
True or False: A cross sectional study yields information on Prevalence Answer: True
The strength of a statistical test to give you statistically correct answer is Answer: test stringency
What is the case control study design? Answer: All of the above
A case control study produces data that can compute odd risks Answer: false: odd ratios
True or False: Relative risk is the ratio of the probabilities of developing the disease in the exposed vs.
the non-exposed group. Answer: true
Measurement must be.. Answer: valid
True or False: A "Z" score is obtained by adding the mean from an individual raw score, and dividing the
obtained value by the standard deviation. Answer: false: subtraction
A Z value of 1.96 is needed for significance at the 5% level Answer: True
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