Age HRS1 58 32 24 46 32 40 29 40 34 86 49 40 60 40 78 25 39 5 67 15 22 40 Develop a scatter plot with HRS1 (how many hours per week one works) as the dependent...

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Basic Math

AgeHRS1
5832
2446
3240
2940
3486
4940
6040
7825
395
6715
2240
  1. Develop a scatter plot with HRS1 (how many hours per week oneworks) as the dependent variable and age as the independentvariable. Include the estimated regression equation and thecoefficient of determination on your scatter plot.
  2. Does there appear to be a relationship between these variables(HRS1 and age)? Briefly explain and justify your answer.
  3. Calculate the slope (b1) and intercept(b0) coefficients and use them to develop an estimatedregression equation that can be used to predict HRS1 given age.Conduct your analysis using Alpha (? ) of 0.05. Submit your Exceloutput or workings to receive full points. Hint: Useformulas and Excel, or Excel regression Tool (run a regression withHRS1 as dependent or y variable and age as independent or xvariable).
  4. Interpret the slope coefficient b1 (the coefficientfor the independent variable, age).
  5. Use t and F to test for a significant relationship between HRS1and age. Use ? = 0.05 and make sure you know what hypotheses youare using to conduct the significance tests.
  6. Calculate and interpret the coefficient of determinationR2. Based on this R2, did the estimatedregression equation provide a good fit? Briefly justify youranswer. Hint: If you used Excel Regression Tool to answerpart c, R2 was reported with your output.
  7. Use the estimated regression equation to predict the HRS1 for a60 year old individual.

Answer & Explanation Solved by verified expert
3.6 Ratings (265 Votes)
SolutionIn excel select the dataGo to insertchartadd axis titles using signselect designYou getSoluitonbFrom correlation matrixAgeHRS1Age1HRS10409781r040978There exists a    See Answer
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