Exhibit 19-2 Students in Statistics Classes Were Asked Whether They Preferred a Preferred

question 12

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 test statistic based on the number of students who preferred to get out early equals

• A)1.825
• B)0.67
• C)0.82
• D)3.65

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Definitions:

Attachment-in-the-Making Phase

A stage in early childhood development, usually between 6 weeks to 6-8 months, where infants begin to form specific attachments to their caregivers, showing a preference for them over others.

Sandbox

A shallow container filled with sand, often provided for children to play in, simulating an environment for creative play and learning.

Wary

Feeling or showing caution about possible dangers or problems.

Involvement

The degree or extent to which an individual is actively engaged in or committed to a particular activity or cause.