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Free_Kalibri [48]
3 years ago
3

The principal of a high school needs to plan seating for commencement. The following two-way table displays data for the student

s who are involved in this year's commencement ceremony.
Grade level In choir Not in choir TOTAL
Junior 15 3 18
Senior 23 436 459
Other 3 0 3
TOTAL 41 439 480
For these students, are the events "senior" and "not in choir" mutually exclusive?
Find the probability that a randomly selected student from this group is a senior OR is not in choir.
Mathematics
1 answer:
DerKrebs [107]3 years ago
0 0

Answer: 77/80= 0.9625

Step-by-step explanation:

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