Which is the area of trapezoid EFGH? E
13 ft
Н.
8 ft
5 ft
OA.
24 square feet
OB
40 square feet
C.
72 square feet
OD.
none of the above

The weights of players in a basketball league are distributed normally. the distance (d) of each player's weight (w) from the mean of 86 kilograms was computed as follows: d = |w - 86| if d is greater than 7 for approximately 5% of the players, what is the approximate standard deviation of the players' weights? a. 1.75 kilograms b. 3.5 kilograms c. 4.3 kilograms d. 7 kilograms