The population (in thousands) for Beta City, t years after January 1, 2005 is modeled by the quadratic function P(t)=.7t^2+12t+2
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Answer:
probability that the child DOES NOT play the piano
Step-by-step explanation:
A students' choir contains 25 children
n(S) =25
The number of students play the piano =5
Let 'E' be the event of the child play the piano so n(E) =5
The probability of that the child play the piano
Let 'E⁻ be the event of the child play does not play the piano
<u>Conclusion</u>:-
probability that the child DOES NOT play the piano