14. What is the probability that the shelf life of the random sample of size 25 less than36.5A. 0.8485B. 0.8508C. 0.8531D. 0.855415. What is the probability that the shell life of the random sample of size 25 is between35 to 37A. 0.8941B. 0.8961C. 0.8972D. 0.8983 19. When n 2 30 and the population standard deviation is not known what is theappropriate distributionA. PB. RС. ТD. Z20. Given n = 80, x = 76.5 s= 3.1 which of these is the point estimate of the populationmeanА. 3.1В. 8.9C. 76.5D. 80

As you have posted multiple questions, we have provided answer for first 3 questions as per our…

14. What is the probability that the shelf life of the random sample of size 25 less than 36.5 A. 0.8485 B. 0.8508 C. 0.8531 D. 0.8554 15. What is the probability that the shell life of the random sample of size 25 is between 35 to 37 A. 0.8941 B. 0.8961 C. 0.8972 D. 0.8983

14. What is the probability that the shelf life of the random sample of size 25 less than 36.5 A. 0.8485 B. 0.8508 C. 0.8531 D. 0.8554 15. What is the probability that the shell life of the random sample of size 25 is between 35 to 37 A. 0.8941 B. 0.8961 C. 0.8972 D. 0.8983

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

14. What is the probability that the shelf life of the random sample of size 25 less than
36.5
A. 0.8485
B. 0.8508
C. 0.8531
D. 0.8554
15. What is the probability that the shell life of the random sample of size 25 is between
35 to 37
A. 0.8941
B. 0.8961
C. 0.8972
D. 0.8983

19. When n 2 30 and the population standard deviation is not known what is the
appropriate distribution
A. P
B. R
С. Т
D. Z
20. Given n = 80, x = 76.5 s= 3.1 which of these is the point estimate of the population
mean
А. 3.1
В. 8.9
C. 76.5
D. 80

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