Calculate the standard error. May normality be assumed?  a) n=25, π=.55 b) n=50, π=.28 c) n= 113, π=.45 d) n= 491, π=.002

Mathematics For Machine Technology
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ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter37: Customary And Metric Gage Blocks
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Problem 5A
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Calculate the standard error. May normality be assumed? 

a) n=25, π=.55

b) n=50, π=.28

c) n= 113, π=.45

d) n= 491, π=.002

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