Question: TrueFalse Exams. If, in Example 6.20, the truefalse exam had 30 questions instead of 10, which normal curve would you use to approximate probabilities for

True–False Exams. If, in Example 6.20, the true–false exam had 30 questions instead of 10, which normal curve would you use to approximate probabilities for the number of correct guesses?

Applying the Concepts and Skills In Exercises 6.165–6.172, apply Procedure 6.3 on page 321 to approximate the required binomial probabilities.

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