The realtor is interested in comparing asking prices of homes in Philadelphia and Baltimore. The random sample of 21 listings in Philadelphia resulted in the sample mean price of $185,900 with the sample standard deviation of $2,300. The random sample of 26 listings in Baltimore resulted in the sample mean price of $184,500 with the sample standard deviation of $1,750. At the 5% level of significance, test to find if there is any difference in mean asking prices in two cities.