Maurice Tutor

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  • MCS,PHD
    Argosy University/ Phoniex University/
    Nov-2005 - Oct-2011

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    Phoniex University
    Oct-2001 - Nov-2016

Category > Management Posted 23 Jan 2018 My Price 4.00

Normal model

Archery. A champion archer can generally hit the bull’seye 80% of the time. Suppose she shoots 200 arrows during competition. Let represent the percentage of bull’s-eyes she gets (the sample proportion).

 

a) What are the mean and standard deviation of the sampling distribution model for?

b) Is a Normal model appropriate here? Explain.

c) Sketch the sampling model, using the 68–95–99.7 Rule.

d) What’s the probability that she gets at least 85% bull’s-eyes?

 

Answers

Maurice Tutor
(5)
Status NEW Posted 23 Jan 2018 10:01 PM My Price 4.00

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