This refers to the attributes, phenomenon, event, or place that the researcher observes and measures in research. research problem false research questions false variable true statistical tool false Single The researcher assumes that learner-centered teaching strategies help students perform better academically. Which one is the independent variable? learner-centered teaching strategies true academic performance false better performance false the researcher’s assumption false Single Is it possible for research to not have both independent and dependent variable? yes true no false sometimes false none of the above false Single The following are the levels of measurement, EXCEPT: ordinal false mediating true nominal false ratio false Single This is the variable that helps explain the connection between independent and dependent variables. independent variable false nominal variable false intervening variable true dependent variable false Single According to the study conducted by Santos (2018), the relationship between emotional intelligence and academic performance is more positive for female students than male students since female students are more in touch with their emotions. Which do you think is the moderating variable in the said study? gender true emotions false academic performance false female students false Single In studying the efficacy of a slimming pill, the researcher also considered the placebo effect. What kind of variable is the placebo effect? interval variable false moderating variable false confounding variable true independent variable false Single This variable can either positively or negatively affect the connection of independent and dependent variables. moderating variable true ratio false control variable false confounding variable false Single This type of variable does not have a true zero. nominal false interval true ordinal false ratio false Single The following are examples of nominal data, EXCEPT: gender false location false height true marital status false Single