関連ワード:  is an extraneous variable a confounding variable    is every extraneous variable a confounding variable    an extraneous variable is a confounding variable when using the experimental method    an extraneous variable is also a confounding variable if    is extraneous variable same as confounding variable    an extraneous variable becomes a confounding variable only if it    what is the difference between an extraneous variable and a confounding variable    what is the difference between an extraneous variable and a confounding variable in psychology    which characteristic is necessary for an extraneous variable to become a confounding variable    is a confounding variable always an extraneous variable why how about the vice versa  
結果 : is an extraneous variable a confounding variable