Fornumbers 21- 25, refer to the following problem. Suppose that the shelf life of Buko pieshas anormal distribution withamean of 36 hoursanda standard deviati on of 24 hours. Random samples of size 25 are taken.

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Answer for number 24 and 25 please. Thank you.

Fornumbers 21- 25, refer to the following problem. Suppose that the shelf life of Buko
pieshas anormal distribution withamean of 36 ho ursanda standard deviati on of 24
hours. Random samples of size 25 are taken
21. Whatisthe mean of the sampling distribution of the sarmple mean?
A.24
В. 30
С. 36
D. 42
22. Whatisthe variance of the sampling distribution of the sanple mean?
A.0.096
B. 0.2304
C. 0.48
D.1
23. Whatisthe probability that the shelf life of the random sample of size 25 is less
than 36.5 hours?
A.0.8485
B. 0.8508
C. 0.8531
D. 0.8554
24. Whatisthe probability that the average shelf life of a random sample of size 25
is greater than 35 hours?
A.1
B. 0.9912
C. 0.9812
D. 0.9712
25. Whatisthe probability that the shelf life of the random sample of size 25 is
between 35 to 37 hours?
A.0.8941
B. 0.8961
C. 0.8972
D. 0.8983
Transcribed Image Text:Fornumbers 21- 25, refer to the following problem. Suppose that the shelf life of Buko pieshas anormal distribution withamean of 36 ho ursanda standard deviati on of 24 hours. Random samples of size 25 are taken 21. Whatisthe mean of the sampling distribution of the sarmple mean? A.24 В. 30 С. 36 D. 42 22. Whatisthe variance of the sampling distribution of the sanple mean? A.0.096 B. 0.2304 C. 0.48 D.1 23. Whatisthe probability that the shelf life of the random sample of size 25 is less than 36.5 hours? A.0.8485 B. 0.8508 C. 0.8531 D. 0.8554 24. Whatisthe probability that the average shelf life of a random sample of size 25 is greater than 35 hours? A.1 B. 0.9912 C. 0.9812 D. 0.9712 25. Whatisthe probability that the shelf life of the random sample of size 25 is between 35 to 37 hours? A.0.8941 B. 0.8961 C. 0.8972 D. 0.8983
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