Question: To two decimal places and using the normal approximation, what is the one-tailed p-value for a study you run where you want to compare a

To two decimal places and using the normal approximation, what is the one-tailed p-value for a study you run where you want to compare a manufacturer'spromise of 70% success where your pilot study found 4 successes in the 9 trials you ran.

0.05

0.31

0.67

0.02

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