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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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beaches411 beaches411
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6 years ago
The principal randomly selected six students to take an aptitude test. Their scores were:
 
  72.3 87.0 82.6 86.1 84.5 74.8
  Determine a 90 percent confidence interval for the mean score for all students.
  A) 76.13 <  < 86.30 B) 76.03 <  < 86.40 C) 86.30 <  < 76.13 D) 86.40 <  < 76.03
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syaarsyaar
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6 years ago
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beaches411 Author
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6 years ago
This calls for a celebration Person Raising Both Hands in Celebration
kevin12323h
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Yesterday
Thanks
logbi
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2 hours ago
Smart ... Thanks!
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