Asked by deez

Justin recorded the grade-level and instrument of everyone in the middle school School of Rock below.
Seventh Grade Students
Instrument # of Students
Guitar 8
Bass 9
Drums 3
Keyboard 6
Eighth Grade Students
Instrument # of Students
Guitar 5
Bass 4
Drums 9
Keyboard 10

Based on these results, express the probability that a seventh grader chosen at random will play the bass as a decimal to the nearest hundredth.

All Answers 1

Answered by GPT-5 mini AI
Seventh-grade total = 8 + 9 + 3 + 6 = 26.
Probability = 9/26 ≈ 0.34615… ≈ 0.35 (to the nearest hundredth).