SOLUTION: Eden obtains a mark of 67 on her final year exam. Assuming the reliability of the exam is 0.66 and the standard deviation is 10. What is the 95% confidence interval of her mark? Wh

Algebra.Com
Question 1202077: Eden obtains a mark of 67 on her final year exam. Assuming the reliability of the exam is 0.66 and the standard deviation is 10. What is the 95% confidence interval of her mark? What does the interval imply?
If Eden completes a new exam consisting of 8 folds of the original exam, what is the reliability of the new exam? What is the 95% confidence interval of her mark based on the new reliability
help me on this homework its urgent plccccccccccccccccccccc

Answer by ikleyn(52943)   (Show Source): You can put this solution on YOUR website!
.
Eden obtains a mark of 67 on her final year exam. Assuming the reliability of the exam is 0.66
and the standard deviation is 10. What is the 95% confidence interval of her mark? What does the interval imply?


If Eden completes a new exam consisting of 8 folds of the original exam, what is the reliability of the new exam?
What is the 95% confidence interval of her mark based on the new reliability

help me on this homework its urgent plccccccccccccccccccccc
~~~~~~~~~~~~~~~~


What all these words mean in your post ?



RELATED QUESTIONS

Eden obtains a mark of 67 on her final year exam. Assuming the reliability of the exam is (answered by ikleyn)
If Eden completes a new exam consisting of 8 folds of the original exam, what is the... (answered by ikleyn)
A student obtained 37% in the final exam, and has a year mark of 90%. His final mark is... (answered by edjones)
My mark is 73% goin into my final exam, my final exam is worth 30% of my final mark, the... (answered by richwmiller)
The professor of a introductory calculus class has stated that, historically, the... (answered by Theo)
Suppose a professor counts the final exam as being equal to each of the other tests in... (answered by JulietG)
Suppose a professor counts the final exam as being equal to each of the other tests in... (answered by solver91311)
Scores on a common final exam are normally distributed with a mean 66 and a standard... (answered by ewatrrr)
Ali's current mark is 73%, her final exam is out of 100 questions and is worth 30% of her (answered by richwmiller)