Human Factors Affecting Cellular Phone Competency

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Human Factors Affecting Cellular Phone
Competency
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Objectives

• Study and measure human factors related to cell
  phones.
• Collect adequate data to test for usability
• Gather data from a random source
• Analyze results of human factors found

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What are human factors ?
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Literature Review Example of Human Error

• In one state alone, there were 64,000 accidental
  calls to 911 over a one-year span (Sleeth, 2002)
• Because of placement of a one touch service, in
  which 911 was reached with out dialing, just
  pressing the emergency key
• Finger size, visual or cognitive impairment and
  large girth
• ?

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Our study criteria

• Compare and contrast 2 cell phones designed by
  Motorola-i530 and i710
• Ages 15-25, 25-30, and 35-45
• To determine users levels 1-3

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Criteria Measured

• 15 skills were asked to be completed
• Turn the cellular phone on
• Locate the phone book
• Make a phone call
• Answer the phone
• Communicate with the caller on the phone
• Find the recent calls list
• Locate a specific name within the phone book
• Locate games on the cell phone
• Change the ringer volume
• Change the ringer tone
• Be able to use speaker phone
• Add a contact to the phone book
• Use the direct connect feature (2-way)
• Attempt to use the internet
• Attempt to download a song

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Collecting Data

• A random sample taken from Cross Roads Mall
• Asked for participation
• Struggled to find participants in specific age
  categories

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Data analysis

• 15-25 users -Frequent
• 25-35 users- Infrequent/Frequent
• 35-45 users- Infrequent/First-time

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Improvements

• Increased number of plans offered
• Create your own plan to your needs
• Offer minimal plans with up grades
• Keys should be more user friendly

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Conclusion

• We came to the conclusion that everyone has
  different cellular phone needs. For a company to
  meet all of their consumers requirements,
  extensive research with end users will have to be
  carried out, to identify all of the human factors
  that need to be considered so they can provide
  appropriate cell phone choices.