subject
Mathematics, 15.04.2020 22:47 pgjohnston001

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

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 14:50
(a) compute the maclaurin polynomial m2(x) for f(x) = cos x. (b) use the polynomial of part (a) to estimate cos π 12. (c) use a calculator to compute the error made using the estimate from part (b) for the value of cos π 12. remember that the error is defined to be the absolute value of the difference between the true value and the estimate.
Answers: 2
question
Mathematics, 21.06.2019 19:30
∆red ≅ ∆ by rule will give brainiest if possible
Answers: 2
question
Mathematics, 21.06.2019 21:30
If value of cos330° is √3/2 then find tan165°.
Answers: 1
question
Mathematics, 21.06.2019 23:30
In an isosceles triangle, the vertex angle is 112 degrees. what is the measure of each base. a.34 b.24 c.44 d.54
Answers: 1
You know the right answer?
The principal of a high school needs to plan seating for commencement. The following two-way table d...
Questions
question
Mathematics, 29.07.2019 03:00
Questions on the website: 13722361