Stat Ch. 1

Last update by hmwestie on 02/01/2012
10202 People have viewed this Quiz
  • Share

a numerical summary of a population

Answer:
parameter

View Stat Ch. 1 as Flashcard Deck

Related Quiz Content
  • hmwestie
    Answered in Stat Ch. 1
    variables that allow for classification of individuals based on some attribute or characteristic
    qualitative variables
  • hmwestie
    Answered in Stat Ch. 1
    variables that provide numerical measures of individuals; arithmetic operations such as addition and subtraction can be performed on the values and will provide meaningful results
    quantitative variables
  • hmwestie
    Answered in Stat Ch. 1
    a quantitative variable that has either a finite number of possible values or a countable number of possible values
    discrete variable
  • hmwestie
    Answered in Stat Ch. 1
    a quantitative variable that has an infinite number of possible values that are not countable
    continuous variable
  • hmwestie
    Answered in Stat Ch. 1
    the values of the variable name, label, or categorize; the naming scheme does not allow for the values of variable to be arranged in a ranked or specific order
    nominal level of measurement
  • hmwestie
    Answered in Stat Ch. 1
    the naming scheme allows for the values of the variable to be arranged in a ranked or specific order
    ordinal level of measurement
  • hmwestie
    Answered in Stat Ch. 1
    has a value of zero that does not mean the absence of the quantity; arithmetic operations such as addition and subtraction can be performed on values of the variable
    interval level of measurement
  • hmwestie
    Answered in Stat Ch. 1
    has a value of zero that means the absence of quantity; multiplication and division can be performed on the variables' values
    ratio level of measurement
  • hmwestie
    Answered in Stat Ch. 1
    a study that measures the value of response variable without attempting to influence the value of either the response or explanatory variables; the researcher observes the behavior of the individuals in the study without trying to influence the outcome of the study
    observational study
  • hmwestie
    Answered in Stat Ch. 1
    an experiment where the researcher assigns the individuals in a study to a certain group, intentionally changes the value of an explanatory variable, and then records the value of the response variable for each group
    designed experiment
  • hmwestie
    Answered in Stat Ch. 1
    the effects of two or more explanatory variables are not separated; any relation that may exist between an explanatory variable and the response variable may be due to some other variable or variables no accounted for in the study
    confounding