Data were collected for 461 sea turtles on the Treasure Coast. The weight of the turtles (in pounds) is summarized in the table below. Weight (lbs) Frequency 160-163 86 164-167 88 168-171 48 172-175 34 176-179 91 180-183 28 184-187 86 What is the class boundary between the first and second classes? Class boundary= What is the lower limit of the second class? Lower Class Limit = What is the midpoint of the fourth class? Midpoint What is the upper limit of the fourth class? Upper Class Limit =