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Brutusandmoose Brutusandmoose
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6 years ago
A researcher is conducting tests of manual dexterity among college students. The time to complete a certain task is normally distributed with a mean of 30.3 seconds and a standard deviation of 7.2 seconds.
 
  Find the probability that a randomly selected student takes more than 28.6 seconds to complete the task
  A) 0.2361 B) 0.4052 C) 0.5910 D) 0.5948
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6 years ago
D
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6 years ago
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