Exam I Bonus* Problems

1
Exam I Bonus Problems

• We collected the Grip Strength Data, and it is
  posted on the Materials Page - download the
  spreadsheet, and in groups of two, answer the
  following (assume ? .05, when needed)
• Is there a significant difference in dominant and
  weaker hand strength?
• Do male grip strengths vary more than females?
• Does the right side of the room have a stronger
  grip than the left side of the room?
• Is there a difference in grip strength between
  gray/white shirted people and all others?
• Does foot size make a difference in grip
  strength?
• Does foot size correlate with grip strength if,
  so, how?
• Are SDSMT students stronger than the average
  public?
• Assume mean Male strength is 104.3.0 lbs, std
  dev is 28.3 lbs (right hand)
• mean Female strength is 62.8 lbs,
  std dev is 17.0 lbs (right hand)