CPH Exam Practice Questions With Explanations Of Answers 2024.

Public Health professionals have to learn to work effectively with the media. Public health is potentially appealing for the popular press because: 1. its stories have urgency, drama and novelty. 2. it is a source rich in detail, facts and figures. 3. scientists and journalists have a long history of mutual trust. 4. public information officers issue press releases. - correct answer its stories have urgency, drama and novelty in the design and implementation of public health data systems, installing security features should be: 1. inherent in privacy by design at all stages. 2. a task separately done by an expert cybersecurity team. 3. limited to firewalls and administrative control. 4. the final step before release of software systems. - correct answer inherent in privacy by design at all stages When beginning work with a coalition of community groups to improve health outcomes in the community, a key first step would be to: 1. Develop a shared vision 2. Develop an evaluation plan 3. Develop a data collection plan 4. Develop a logic model - correct answer Develop a shared vision If two copies of a mutant allele are necessary to cause symptoms of a disease to appear in the phenotype, what type of genetic disease is this? 1. Recessive 2. Sex-linked 3. Autosomal 4. Dominant - correct answer Recessive River water pollution due to stormwater runoff from chemically fertilized farm fields is an example of: 1. Non-point source pollution 2. Point source pollution 3. Accidental and unforeseeable pollution 4. Unpreventable and inconsequential pollution - correct answer non-point source pollution Count data, such as the number of events occurring in a specified period of time, are often described by which probability distribution? 1. Binomial 2. Chi-square 3. Normal 4. Poisson - correct answer Poisson is often used to describe count data and can be used to describe rate data by including an offset term for the denominator of the rate - correct answer Poisson Distribution the probability distribution for the number of successes in a sequence of Bernoulli trials, which are a series of trials where each trial can either succeed or fail, the trials are independent, and the probability of success is the same for each trial. - correct answer binomial distribution is a right-skewed distribution where the area under the curve is equal to one, it starts at 0 on the x-axis and extends infinitely to the right but never touches the x-axis, and where the curve looks increasingly normal as the degrees of freedom increase - correct answer Chi-square distribution a type of bell-shaped curve that is centered around a mean and approaches the x-axis when it is greater than 3 standard deviations away from the mean. - correct answer Normal Distribution The Dartmouth Atlas of Healthcare demonstrates that small area variations in Medicare expenditures across geographic areas are primarily attributable to differences in: 1. Physician practice styles 2. Consumer preferences for high-cost services 3. Age of the population served 4. Health status of the population served - correct answer Physician practice styles After identifying and appointing expert members to inter-professional teams for implementing health initiatives, the administration: 1. has shifted all responsibility to the team. 2. role should only consist of receiving periodic progress reports. 3. should plan to confirm the team norms and dynamics are productive. 4. can announce that the initiative was successfully launched. - correct answer should plan to confirm the team norms and dynamics are productive What is an evaluation designed to present conclusions about whether a program should be sustained, changed, or eliminated? 1. Formative evaluation 2. Implementation evaluation 3. Process evaluation 4. Summative evaluation - correct answer Summa