WGU D514 EXAMINATION TEST SOLVED
QUESTIONS AND COURSE NOTES GRADED A+
2026.
⫸ Alternative hypothesis. Ans: The alternative model that you want
to consider.
⫸ Analysis Plan. Ans: What statistical test will be performed after
the data is gathered to evaluate/analyze the data.
⫸ ANOVA. Ans: Used when you want to compare means of three or
more independent groups.
⫸ Bayesian Approach. Ans: An extremely advanced mathematical
process that applies probabilities to statistical problems.
⫸ Beneficence. Ans: In research ethics, states that researchers should
have the welfare of the research participant as a goal.
⫸ Bivariate Analysis. Ans: The analysis of two variables to
determine the empirical relationship between them.
⫸ CDC. Ans: Centers for Disease Control and Prevention
, ⫸ CLABSI. Ans: Central Line Associated Bloodstream Infection
⫸ CMS. Ans: Center for Medicare and Medicaid Services
⫸ Cancer Registry. Ans: Used to collect, analyze, and manage data
on persons with malignant or neoplastic disease.
⫸ Case Study. Ans: An observation in which researchers investigate
one person, one group, or one institution in depth.
⫸ Categorical Variable. Ans: Assume values that are names or labels.
⫸ Central tendency. Ans: The typical values occurring in the middle
of a distribution.
⫸ Chi-square Test. Ans: Used when comparing values of what you
expect versus what you observe.
⫸ Cluster Analysis. Ans: A statistical technique used to identify how
various units can be grouped together because of characteristics they
have in common.
⫸ Cohort Study. Ans: A study used to investigate the causes of
disease or establishing links between risk factors and health
outcomes.
QUESTIONS AND COURSE NOTES GRADED A+
2026.
⫸ Alternative hypothesis. Ans: The alternative model that you want
to consider.
⫸ Analysis Plan. Ans: What statistical test will be performed after
the data is gathered to evaluate/analyze the data.
⫸ ANOVA. Ans: Used when you want to compare means of three or
more independent groups.
⫸ Bayesian Approach. Ans: An extremely advanced mathematical
process that applies probabilities to statistical problems.
⫸ Beneficence. Ans: In research ethics, states that researchers should
have the welfare of the research participant as a goal.
⫸ Bivariate Analysis. Ans: The analysis of two variables to
determine the empirical relationship between them.
⫸ CDC. Ans: Centers for Disease Control and Prevention
, ⫸ CLABSI. Ans: Central Line Associated Bloodstream Infection
⫸ CMS. Ans: Center for Medicare and Medicaid Services
⫸ Cancer Registry. Ans: Used to collect, analyze, and manage data
on persons with malignant or neoplastic disease.
⫸ Case Study. Ans: An observation in which researchers investigate
one person, one group, or one institution in depth.
⫸ Categorical Variable. Ans: Assume values that are names or labels.
⫸ Central tendency. Ans: The typical values occurring in the middle
of a distribution.
⫸ Chi-square Test. Ans: Used when comparing values of what you
expect versus what you observe.
⫸ Cluster Analysis. Ans: A statistical technique used to identify how
various units can be grouped together because of characteristics they
have in common.
⫸ Cohort Study. Ans: A study used to investigate the causes of
disease or establishing links between risk factors and health
outcomes.
