Question

VI. USE THE INFORMATION BELOW TO ANSWER PROBLEMS 19-21 Based on data from NHI of the United States, the probability that a 10th grader has used marijuana in the last year is 0.26. What is the probability that of the 35 students in a 10 grade English class that more than 14 have used marijuana in the last year? 19. Pick the equation that is most appropriate to answer the question above. a) Za lo b) Z 20. c) x=uzo d) P(x) = xp* (1 - p)"-x e) None of the above Select the most appropriate item that pertains to the problem. a) P[X214) b) z=0.643 c) -0.650 d) P(X>14) e) None of the above What is the probability that of the 35 students in a 10 grade English class that more than 14 have used marijuana in the last year? a) 0.9776 b) 0.0224 c) d) 0.0493 None of the above 21. 0.9507 eave

Answer 1

Following are the right options:

19.) D

20.) D

21.) B

22.) B

23 .) E ( THE CORRECT ANSWER IS 5/240 )

24.) 163/240