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Jbev757 Jbev757
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7 years ago
A random sample of 64 students at a university showed an average age of 25 years and a sample standard deviation of 2 years. The 98 confidence interval for the true average age of all students in the university is
 a. 20.5 to 29.5.
  b. 24.4 to 25.6.
  c. 23.0 to 27.0.
  d. 20.0 to 30.0.
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gomezagomeza
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Jbev757 Author
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7 years ago
Correct Slight Smile TY
ediblefruitz
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Yesterday
I appreciate what you did here, answered it right Smiling Face with Open Mouth
patyfeitosa
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2 hours ago
Smart ... Thanks!
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