Question

Robby wants to know the mean number of siblings for all students at his school. He chose four random samples of 10 students and surveyed them to see how many siblings they have. The data is as follows.

Sample 1: 1, 1, 3, 2, 0, 4, 3, 2, 1, 0
Sample 2: 2, 0, 1, 1, 0, 5, 1, 1, 2, 3
Sample 3: 4, 0, 1, 2, 2, 3, 1, 2, 3, 0
Sample 4: 3, 3, 0, 0, 1, 2, 0, 0, 1, 4

Which random sample produced the largest mean number of siblings?

(1 point)
Responses

Sample 2
Sample 2

Sample 3
Sample 3

Sample 1
Sample 1

Sample 4

Answer 1

Sample 3.

Means:
- Sample 1: 17/10 = 1.7
- Sample 2: 16/10 = 1.6
- Sample 3: 18/10 = 1.8
- Sample 4: 14/10 = 1.4

Sample 3 has the largest mean (1.8).