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For each of the following​ situations, find the critical​ value(s) for z or t. ​a) H0​:...

For each of the following​ situations, find the critical​ value(s) for z or t.

​a) H0​: p=0.30 vs. HA​: p≠0.30 at α=0.01

​b) H0​: p=0.20 vs. HA​: p>0.20 at α=0.05

​c) H0​: μ=30 vs. HA​: μ≠3030 at α=0.05​; n=39

​d) H0​: p=0.30 vs. HA​: p>0.3 at α=0.10; n=345

​e) H0​: μ=60 vs. HA​: μ<60 at α=0.05; n=1000

Math   Statistics-And-Probability   
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