Homework Answers
Sol:
H0:mu=10
H1:mu>10
alpha=0.01
z=sample mean-population mean/populationstddev/sqrt(n)
=12-10/5/sqrt(25)
=2/5/5
=2
Z=2
Using type2 error 
NORMALCDF(-E99,Z)
2 nd VARS>DISTR
=0.4772
ANSWER:0.4772
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