The table lists the number of head and neck injuries for 643 ice hockey players wearing either a full shield or a half shield in a hockey league during one season. Using the letters given in the table, find the number of injuries in each of the following sets in parts (a) through (d). (a) CnF contains (b) An (HUF) contains injuries. (e) CUF contains injuries. (d) C' n D' contains injuries. injuries. CE CI Half Shield Full Shield (H) (F) Head and Face 85 41 Injuries (A) Concussions (B) 36 43 Neck Injuries (C) 14 9 Other Injuries (D) 236 179

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