dichotomous variable造句

• This can be shown by assigning two distinct numerical values to the dichotomous variable.
• A Wald test can be used in a great variety of different models including models for dichotomous variables and models for continuous variables.
• Where " M " 1 and " M " 0 are respectively the means of the ranks corresponding to the 1 and 0 scores of the dichotomous variable.
• A categorical variable that can take on exactly two values is termed a binary variable or "'dichotomous variable "'; an important special case is the Bernoulli variable.
• However, instead of estimating the probability of being in one bin of a dichotomous variable, the fractional model typically deals with variables that take on all possible values in the unit interval.
• It has been suggested that discriminant analysis is relatively robust to slight violations of these assumptions, and it has also been shown that discriminant analysis may still be reliable when using dichotomous variables ( where multivariate normality is often violated ).
• The article Pre-and post-test probability states in a table in the section Estimation of post-test probability, that using likelihood ratios for estimation of post-test probability has the disadvantage of requiring a dichotomous variable.
• The point-biserial correlation is mathematically equivalent to the Pearson ( product moment ) correlation, that is, if we have one continuously measured variable " X " and a dichotomous variable " Y ", " r XY " = " r pb ".