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
[Show more]
Content preview
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
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Schoolflix. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $14.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
76799 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now