Question

Number of Siblings Number of 6th Graders
0 3
1 12
2 5
3 2
4 0
5 1
Kaylen wants to know how many siblings 6th graders have. She surveys the 6th graders on her soccer team. Her results are given in the table. What is the mean number of siblings for the 6th graders that she surveyed? Round your answer to the nearest hundredth.

(1 point)
Responses

1.43 siblings
1.43 siblings

2.50 siblings
2.50 siblings

1.67 siblings
1.67 siblings

3.83 siblings
3.83 siblings
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Answer 1

Total students = 3+12+5+2+0+1 = 23.
Total siblings = 0·3 + 1·12 + 2·5 + 3·2 + 4·0 + 5·1 = 33.
Mean = 33 / 23 ≈ 1.43478 → 1.43 siblings.