10. What is the probability that a randomly selected Christmas tree has more than 16 candy canes? A. 0.2346 B. 0.,6306 C. 0.7654 D. 0.3694

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Topic Video
Question
Please solve 10
standard deviation of 3.
Delete
3. what is fhe probability that a randomly selected Christmas tree has less than 20 candy canes?
A
D. 0,8376
C. 0.5843
pac
0,0478
(B 0.9522
10. What is the probability that a randomly selected Christmas tree has more than 16 candy canes?
A. 0.2346
D. 0.3694
B. 0.6306
C. 0.7654
11. IT There were 300 Christmas trees, how many would you expect to have more than 16 candy canes on them?
A. 70
D. 230
В. 111
С. 189
12. What is the probability that a randomly selected Christmas tree has between 11 and 17 candy canes?
D. 0.8744
A.
0.3862
B. 0.5482
C. 0,6563
13. What is the number of candy canes on a Christmas tree that represents the 20th percentile?
A, 11.86
В. 12.48
C. 16.23
D. 17.52
The mean length of time to complete a marathon is 4.82 hours with a standard deviation of 1.85 hours. If you
randomly select 100 people, what are the following probabilities?
14. That the mean time is less than 5 hours?
A. 0.1653
B. 0.4612
C. 0.5388
D. 0.8347
15. That the mean time is between 4.5 and 4.9 hours?
A. 0.3746
B. 0.6254
C. 0.3792
D. 0.9024
Transcribed Image Text:standard deviation of 3. Delete 3. what is fhe probability that a randomly selected Christmas tree has less than 20 candy canes? A D. 0,8376 C. 0.5843 pac 0,0478 (B 0.9522 10. What is the probability that a randomly selected Christmas tree has more than 16 candy canes? A. 0.2346 D. 0.3694 B. 0.6306 C. 0.7654 11. IT There were 300 Christmas trees, how many would you expect to have more than 16 candy canes on them? A. 70 D. 230 В. 111 С. 189 12. What is the probability that a randomly selected Christmas tree has between 11 and 17 candy canes? D. 0.8744 A. 0.3862 B. 0.5482 C. 0,6563 13. What is the number of candy canes on a Christmas tree that represents the 20th percentile? A, 11.86 В. 12.48 C. 16.23 D. 17.52 The mean length of time to complete a marathon is 4.82 hours with a standard deviation of 1.85 hours. If you randomly select 100 people, what are the following probabilities? 14. That the mean time is less than 5 hours? A. 0.1653 B. 0.4612 C. 0.5388 D. 0.8347 15. That the mean time is between 4.5 and 4.9 hours? A. 0.3746 B. 0.6254 C. 0.3792 D. 0.9024
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