This question relates to using STATA the software.

Using the correlate command, compute the covariance between hourly wage and years of schooling. Next, use the generate command to create a new variable called wwage that equals hourly wage times 40. Compute the covariance between this new variable and years of schooling. Compare the two covariances and explain any difference

can you show me what exact commands to type to run the script in stata? You can use variables to represent w/e u need as long as you can help explain