Based on this information which of the following best


Two different sections of electricians took their state license test. The first section consisted of 75 applicants having an average score of 262 and a sample standard deviation of 35. They were journeyman, experienced electricians who were renewing their licenses. The second section consisted of 34 applicants with an average score of 233 and a sample standard deviation of 27. They were apprenticed electricians who were just beginning their careers.

The distributions of scores during previous years have shown that the licensing exam scores are normally distributed. Based on this information, which of the following best estimates the number of applicants that passed the test, if an applicant must score 200 or greater to pass?

  • 159
  • 17
  • 148
  • 102
  • 84

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Basic Statistics: Based on this information which of the following best
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