Matthew has created a survey to test whether or not gender has any effect on political party associations. what is the explanatory variable in this situation?

Gender is the explanatory variable in the survey whether gender affects political party associations created by Mathew.

Explanation

A phenomenon that influences another factor associated with it is called an independent variable. Additionally referred to as explanatory variable, predictor or controlled variable.

For the given experimental study, the research worker manipulates the experimental variable. Here, the investigator imposes conditions on the variable and therefore the results are determined.

Hence, it is understood that results of the manipulated variable are noted and therefore it is taken as an explanatory variable. Also, more than one explanatory variable can be taken for the given study.

the histogram that represents the data with the largest spread is data set b