Question

3 Algebra 1 Questions :D

Students from two age groups were surveyed to see how they travel to school. Here are the results:
Below age 15-Walk or bike: 87; Bus: 60; Car: 18
Age 15 and above-Walk or bike: 65; Bus: 50; Car: 80

Which of the following is a correct two-way relative frequency table for the data? (2 points)

Answer 1

Band preference for school dance
Rap Rock Country Row totals
Grades 9-10 0.28 0.21 0.38 0.86
Grades 11-12 0.41 0.17 0.24 0.83
Column totals 0.69 0.38 0.62 1
2)
Band preference for school dance
Rap Rock Country Row totals
Grades 9-10 0.40 0.55 0.61 0.86
Grades 11-12 0.60 0.45 0.39 0.83
Column totals 1 1 1 1
3)
Band preference for school dance
Rap Rock Country Row totals
Grades 9-10 40 30 55 125
Grades 11-12 60 25 35 120
Column totals 100 55 90 245
4)
Band preference for school dance
Rap Rock Country Row totals
Grades 9-10 0.32 0.24 0.44 1
Grades 11-12 0.50 0.21 0.29 1
Column totals 0.69 0.38 0.62 1

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Answer 2

3 columns 3 rows