Question

USE R LANGUAGE PLEASE

Earnings 12 Age Hours VenNum 21 53 60 184 1552 18 263 3065 40 2813670 50 354 2005 65 401 3215 44 515 1930 17 633 2010 70 677 3111 20 710 2882 29 800168315 9141817 14 9974066 33 2841 29 1876 21 2934 62 10 10 12 2. Earnings of Mexican street vendors. Detailed interviews were conducted with over 1,000 street vendors in the city of Puebla, Mexico, in order to study the factors influencing vendors' incomes. Vendors were defined as individuals working in the street and included vendors with carts and stands on wheels and excluded beggars, drug dealers, and prostitutes. The researchers collected data on gender, age, hours worked per day, annual earnings, and education level. These data are saved in STREETVEN file. Consider an interaction model y-A) + βιχι + β2K2 + β3x1X2 + ε for the vendor's mean annual earning E (y). where y = Annual Earnings, xi-age and X2-hours worked per day. a. Use statistical software R to fit the interaction model and provide the summary of the b. What is the estimated slope relating annual earnings (y) to age (xl) when number of c. What is the estimated slope relating annual earnings (y) to hours worked (x2) when d. Conduct a hypothesis test to decide whether age (x1) and hours worked (x2) interact. model. Also write least squares prediction equation. hours worked (x2) is 10? Interpret the result. age (xl) is 40? Interpret the result. Write your conclusion.

Answer 1

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