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CPH Exam Practice Questions and Answers 2024 / 2025 (Verified Answers by Expert)

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CPH Exam Practice Questions and Answers 2024 / 2025 (Verified Answers by Expert) CPH EXAM (2024 / 2025) Actual Questions and Verified Answers / A+ Grade 100% Guarantee CPH EXAM (2024 / 2025) Actual Questions and Verified Answers & RatioCPH EXAM (2024 / 2025) Actual Questions and Verified Answers & ...

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Practice questions CPH exam.pdf file:///C:/Users/HP/Desktop/eewwww/Practice%20questions%20CP




CPH EXAM PRACTICE QUESTIONS & ANSWERS


1. Public health laws approved by city or county boards must be

ANS approved byreferendum

2. Sensitivity

ANS true positive rate; proportion of positives correctly identified as such;A/A+C

3. Specificity

ANS true negative rate; probability of testing negative if the disease is trulyabsent; D/B+D

4. A confounding variable

ANS is associated with exposure; it can strengthen or weak-en

5. Rate data such as the number of events occurring in a specified period of time are

often described by which probability distribution?

ANS The Poisson distribution is often used to describe count data and can be used to describe

ratedata by including an offset term for the denominator of the rate.

6. The number of independent events needed for selecting the appropriate probability

model is specified by the

ANS Probability distributions are based on the number of independent events. Degrees of
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,Practice questions CPH exam.pdf file:///C:/Users/HP/Desktop/eewwww/Practice%20questions%20CP




freedom (to vary) are used as the

specification of the number of events that can vary. If we are predicting a parameter(which is a

fixed value), only the number of events minus 1 can vary and the final event would then have to

be a specific value, it cannot vary and is thus not an independent event.

7. Enteric pathogens

ANS bacteria of the intestines

8. traditional indicator of microbiological water quality

ANS fecal coliform bacteria

9. Health Impact Assessment

ANS a combination of procedures, methods, and tools by which a policy, program or project may

be judged as to its potential effects on thehealth of a population, and the distribution of those

effected within the population

10. Case fatality

ANS proportion of deaths within a designated population of "cases"; #of deaths/ #of diagnosed

within time period

11. Risk communication

ANS building and maintaining trust between spokespeopleand audience is a cornerstone of

effective risk communication; two-awy processwith active participants on both sides
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