Mathematics, 04.09.2019 02:30 bri9263
Astudent takes a multiple choice test with 40 questions. the probability that a student answers a given question correctly is 0.5, independent of all other questions. the probability that the student answers more than n questions correctly is greater than 0.10. the probability that the student answers more than n+1 questions correctly is less than 0.10. calculate n using normal approximation with continuity correction. answer is 23. explain your work.
Answers: 3
Mathematics, 20.06.2019 18:04
Is the open sentence 5x-2=3x+2 true when x=2? justify your answer.
Answers: 1
Mathematics, 21.06.2019 13:30
Given: △abc, ab=15, bd=9 ad ⊥ bc , m∠c=30°. find: the perimeter of the triangle.
Answers: 1
Astudent takes a multiple choice test with 40 questions. the probability that a student answers a gi...
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