Help please

2. Annual Wages. A personnel director from Pennsylvania claims that the mean annual income is greater in Alleghany County than it is in Erie County. In Alleghany County, a random sample of 19 residents has a mean annual income of $42,200 and a standard deviation of $8600. In Erie County, a random sample of 15 residents has a mean annual income of $37,900 and a standard deviation of $5500. At a = 0.10, can you support the personnel director's claim