The following chart shows the selling price, in thousands of dollars, of houses sold last month in Corner Brook, Newfoundland: a. How many homes were studied? b. What is the class interval? c. One hundred homes sold for less than what amount? s epproximately. d. About 50% of the homes sold for less then whet amount? g) spproximately. e. Estimste the number of homes in the $200000 up to $250000class