Exhibit 19-2
Students in Statistics Classes Were Asked Whether They $\mu$

question 30

Multiple Choice

Exhibit 19-2
Students in statistics classes were asked whether they preferred a 10-minute break or to get out of class 10 minutes early. In a sample of 150 students, 40 preferred a 10-minute break, 80 preferred to get out 10 minutes early, and 30 had no preference. We want to determine if there is a difference in students' preferences.
-Refer to Exhibit 19-2. The null hypothesis that is being tested is

• A)H₀: \(\mu\) = 5
• B)H₀: \(\mu\) = 0.5
• C)H₀: P = 5
• D)H₀: P = 0.5

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