1) _____________ describes phenomena in numbers. A) Prospective research B) Qualitative research C) Mixed research D) Quantitative research 2) This type of research can help determine whether a procedure, drug, treatment or similar strategy actually improves patient outcomes. A) Bench B) Outcomes-based C) Mixed D) Qualitative 3) The person who is overseeing a study and is familiar with requirements for informed consent is the: A) Controller B) Institutional review foreman C) Principal investigator D) Abstract editor 4) The difference between mean and median is which of the following? A) Mean is calculated by adding values, then dividing the sum by the number of values involved; median is calculated by putting the values into numerical order and finding the middle value. B) There is no statistical difference between the mean and the median. C) Median is calculated by adding values, then dividing the sum by the number of values involved; mean is calculated by putting the values into numerical order and finding the middle value. D) Mean is the value of the variance within a study, and median is a representation of the standard deviation. 5) What is a group of subjects who do not have manipulation of the independent variable called? A) Subject group B) Experimental group C) Treatment group D) Control group 6) The acronym ANOVA stands for: A) An over-variable analog B) A novel analysis C) Analysis of variance D) Abstract null overaction 7) A specific question that a research study sets out to answer is called the: A) Hypothesis B) Experiment C) Metaanalysis D) Odds ratio 8) Whether or how well a study supports the conclusions is referred to as: A) Variance B) Validity C) Bias D) Ordinal data 9) This type of study does not allow the subjects or the experimenters to know who is in the control group and who is not. A) Quasiexperimental B) Cross-sectional C) Double-blind D) Single-blind 10) This particular statistic reflects only the odds of seeing the results of a particular piece of research if the study hypothesis is true. A) Nominal data B) P value C) Chi square test D) T test 1