Sullivan Essentials of Biostatistics in Public Health 3rd edition Test Bank, Answered-A subset of the population of interest is often referred to by what
... [Show More] statistical term?
A sample of individuals
A subculture of individuals A class of individuals
A minority group
The measure of uncertainty in a biostatistician's calculation of a particular outcome that may result from using a subset of
the population to estimate the actual likelihood of the event occurring in the population as a whole is referred to by what statistical term?
A chance error
A systematic error A standard error A margin of error
Which of the following most appropriately describes how the data from a cross-sectional study can be applied to a
population?
The data generated from a cross-sectional study can be applied to new or changing populations regardless of the
amount of time that has passed since the study was conducted.
The data generated from a cross-sectional study is only applicable to the original population of interest during the time that the study was conducted.
The data generated from a cross-sectional study is applicable to any group of individuals with similar characteristics to the original population of interest.
The data generated from a cross-sectional study is
applicable to all individuals regardless of how much those individuals differ from the original population of interest.
Researchers have conducted a study and determined that the relative risk for developing a cold for individuals taking
vitamin C is 0.47 when compared to the number of
participants in the study who developed a cold while not taking vitamin C. This is an indication of which of the following?
This indicates that people who took vitamin C were 47% more likely to catch a cold and that taking vitamin C makes people more susceptible to catching a cold.
This indicates that the individuals taking vitamin C were 47% less likely to catch a cold and that taking vitamin C has a protective effect, making them less likely to catch a cold. [Show Less]