Multiple regression.1. What is your research question?My research question is: Are email hours per week and number of college-level sci coursestaken significant predictors of ones income while controlling for Age?2. What is the null hypothesis for your question?Null hypothesis: Email hours per week and number of college-level sci courses R has takenare not significant predictors of income.Ho: 1 = 2 =03. What research design would align with this question?The research design is a cross sectional survey. In this, respondents are asked about theiremail hours per week, age, number of college-level sci courses taken and income at the samepoint in time.4. What dependent variable was used and how is it measured?The dependent variable is the respondents income in constant dollars (CONRINC). It isa scale variable.5. What independent variable is used and how is it measured?Independent variables are:variableEmail hours per week (EMAILHR). It is a scale variableNumber of college-level sci courses R have taken (COLSCINM). It is a scale6. What other variables were added to the multiple regression models as controls?Age of respondent (AGE)7. What is the justifica ...
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