18. Which of the following are 95% confidence coefficients?A. +1.645B. +1.96C. +2.33D. +2.5819. When n 2 30 and the population standard deviation is not known, what is the appropriatedistribution?A. PВ.rС.tD. z

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18. Which of the following are 95% confidence coefficients? A. ±1.645 B. +1.96 C. +2.33 D. +2.58

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

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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

18. Which of the following are 95% confidence coefficients?
A. +1.645
B. +1.96
C. +2.33
D. +2.58
19. When n 2 30 and the population standard deviation is not known, what is the appropriate
distribution?
A. P
В.r
С.t
D. z

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