The table summarizes the relationship between two categorical variables, grade level and the studen…

The table summarizes the relationship between two categorical variables, grade level and the student #x27;s answer to the question: quot;Do you eat regularly in the school cafeteria? quot; Grade 9th 10th 11th 12th Total Eat in Yes 130 175 122 68 495 cafeteria? No 18 34 88 170 310 Total 148 209 210 238 805 a) If you choose a student at random, what is the probability he or she eats regularly in the cafeteria? b) If you choose a student at random, what is the probability he or she eats regularly in the cafeteria, given that he or she is in 10th grade? c) If you choose a student at random, are the events quot;10th grade quot; and quot;eats regularly in the cafeteria quot; independent? Explain how you know.

Watch the full video at:

Never get lost on homework again. Numerade is a STEM learning website and app with the world’s largest STEM video library.
Join today and access millions of expert-created videos, each one skillfully crafted to teach you how to solve tough problems step-by-step.

Join Numerade today at:
#MaximizingAccuracywithEffectiveSamplingandDataAnalysis