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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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cmsx27 cmsx27
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6 years ago
A population has a standard deviation of 50 . A random sample of 100 items from this population is selected. The sample mean is determined to be 600 . At 95 confidence, the margin of error is
 a. 8.225.
  b. 8.3.
  c. 9.8.
  d. 9.92.
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scates8scates8
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6 years ago
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cmsx27 Author
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6 years ago
Smart ... Thanks!
djeghri
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Yesterday
Good timing, thanks!
KaylenePig
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2 hours ago
This helped my grade so much Perfect
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