A piano teacher gave 33 lessons this month. The level of each student is listed below: where "B" is beginner, "I" is intermediate, and "A" is advanced. Summarize these data in a bar chart, and explain what the chart tells us.
B I I I I A B B I B A
I A A B B B B B A B B
I I B B B B I A B I I

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The Answer of A piano teacher gave 33 lessons this month. The level of each student is listed below: where "B" is beginner, "I" is intermediate, and "A" is advanced. Summarize these data in a bar chart, and explain what the chart tells us.
B I I I I A B B I B A
I A A B B B B B A B B
I I B B B B I A B I I

A Piano Teacher Gave 33 Lessons This Month