Exhibit 7-3 in a Local University, 40% of the Students Live in Live

question 120

Multiple Choice

Exhibit 7-3
In a local university, 40% of the students live in the dormitories. A random sample of 80 students is selected for a particular study.
-Refer to Exhibit 7-3. The probability that the sample proportion (the proportion living in the dormitories) is at least 0.30 is

• A)0.4664
• B)0.9328
• C)0.9664
• D)0.0336

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