This probability distribution shows the typical grade distribution for a Geometry course with 35 students. Find the probability
that a student earns a grade of A, B, or C. Enter a decimal rounded to the nearest hundredth.
2 answers:
Answer:
.86
Step-by-step explanation:
There are 5+10+15 = 30 students that earned and A, B or C
P( A, B or C) = number of students that earned and A ,B , C / total
=30/35
=.857142857
Rounded to the nearest hundredth
=.86
- Total marks=5+10+15+3+2=36
- No of students earned A,B,C=5+10+15=30




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