The Mathematics Department at a Community College Collected Data for the Number

question 82

Multiple Choice

The mathematics department at a community college collected data for the number of students enrolled in 40 math courses over the course of one year.The following stem-and-leaf display shows the total number of students enrolled in each class.
Key:
10 | 5 = 105 students

• A)The distribution of the number of students enrolled in each of 40 math courses is nearly uniform.The smallest class size was 36 and the largest was 122.The centre of the distribution was around 88 students.
• B)The distribution of the number of students enrolled in each of 40 math courses is skewed to the left,with a typical class size of 88 students.The smallest class size was 36 and the largest was 122.
• C)The distribution of the number of students enrolled in each of 40 math courses is unimodal and symmetric.The smallest class size was 36 and the largest was 122.The centre of the distribution was around 75 students.
• D)The distribution of the number of students enrolled in each of 40 math courses is skewed to the right,with a typical class size of 69 students.The smallest class size was 36 and the largest was 122.
• E)The distribution of the number of students enrolled in each of 40 math courses is nearly uniform.The smallest class size was 36 and the largest was 122.The centre of the distribution was around 75 students.

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