Answer:
https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-data-statistics/dot-plot/v/frequency-tables-and-dot-plots
Step-by-step explanation:
22 students...16 boys
probability student will be a boy is 16/22 which reduces to 8/11 or 72.7%
ABC and DBC is Side Angle Side