Please code in R!!

Problem 2 Use the d logret 6stock dataset to answer the questions. (1) Regress the return of Pfizer on the returns of Exxon (with intercept). Report the estimated coefficients. (2) Regress the return of Pfizer on the returns of Exxon (without intercept). Report the estimated coefficients, (3) Compute the correlation of Pfizer and Exxon, and test if their correlation is zero. Problem 2 Use the d logret 6stock dataset to answer the questions. (1) Regress the return of Pfizer on the returns of Exxon (with intercept). Report the estimated coefficients. (2) Regress the return of Pfizer on the returns of Exxon (without intercept). Report the estimated coefficients, (3) Compute the correlation of Pfizer and Exxon, and test if their correlation is zero