HLT362 2019 January Week 1 Quiz Latest

HLT362 Applied Statistics for Health care ProfessionalsWeek 1 Quiz  If a study is comparing number of falls by age, age is considered what type of variable?    Interval    Ordinal    RatioNominal Validity is:    A data item, such as characteristics, numbers, properties, or quantities, that can be measured or counted.The extent to which an idea or measurement is well-founded and an accurate representation of the real world.    A measurement level with equal distances between the points and a zero-starting point.    Raw unorganized information from which conclusions can be made. Data is defined as:A data item, such as characteristics, numbers, properties, or quantities, that can be measured or counted.    The extent to which an idea or measurement is well-founded and an accurate representation of the real world.    A measurement level with equal distances between the points and a zero-starting point.    Raw unorganized information from which conclusions can be made. External and internal influences within a study that can affect the validity and reliability of outcomes is called:Continuous variables    Demographics    Bias    Standard deviation Level of measurement that defines the relationship between things and assigns an order or ranking to each thing is known as:    Interval    Ordinal    RatioNominal The average of the collected data is known as:Mean    Media    Variance    Range The subset of the population to be studied is called:Sample    Variable    Population    Demographic When a researcher uses a random sample of 400 to make conclusions about a larger population, this is an example of:Descriptive statistics    Demographics    Inferential statistics    Dependent variables A variable is considered: A data item, such as characteristics, numbers, properties, or quantities, that can be measured or counted.    A component of mathematics that looks at gathered data.    Statistics designed to allow the researcher to infer characteristics regarding a population from sample population.    External and internal influences within a study that can affect the validity and reliability of the outcomes. The experimental or predictor variable is an example of:    Extraneous variable    Dependent variableIndependent variable    Nominal data