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In USE SALT (a) What is the confidence level for the interval x ± 2.880 //n? (Round your answer to one decimal place.) (b) What is the confidence level for the interval x + 1.450 / n? (Round your answer to one decimal place.) % (c) What value of z/2 in the CI formula below results in a confidence level of 99.7%? (Round your answer to two decimal place (x - 2,/2' x + Za/2 Za/2 = (d) Answer the question posed in part (c) for a confidence level of 66%. (Round your answer to two decimal places.) Za/2 =

In USE SALT (a) What is the confidence level for the interval x ± 2.880 //n? (Round your answer to one decimal place.) (b) What is the confidence level for the interval x + 1.450 / n? (Round your answer to one decimal place.) % (c) What value of z/2 in the CI formula below results in a confidence level of 99.7%? (Round your answer to two decimal place (x - 2,/2' x + Za/2 Za/2 = (d) Answer the question posed in part (c) for a confidence level of 66%. (Round your answer to two decimal places.) Za/2 =

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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To anyone who is good at data analysis, please show a solution to the problem, thank you.

Consider a normal population distribution with the value of o known. USE SALT (a) What is the confidence level for the interval x + 2.880 / Vn? (Round your answer to one decimal place.) % (b) What is the confidence level for the interval x + 1.450/ Vn? (Round your answer to one decimal place.) % (c) What value of z ´a / 2 in the CI formula below results in a confidence level of 99.7%? (Round your answer to two decimal places.) Za /2 x + Za/ 2 Za/2 (d) Answer the question posed in part (c) for a confidence level of 66%. (Round your answer to two decimal places.) Za / 2=
Transcribed Image Text:Consider a normal population distribution with the value of o known. USE SALT (a) What is the confidence level for the interval x + 2.880 / Vn? (Round your answer to one decimal place.) % (b) What is the confidence level for the interval x + 1.450/ Vn? (Round your answer to one decimal place.) % (c) What value of z ´a / 2 in the CI formula below results in a confidence level of 99.7%? (Round your answer to two decimal places.) Za /2 x + Za/ 2 Za/2 (d) Answer the question posed in part (c) for a confidence level of 66%. (Round your answer to two decimal places.) Za / 2=
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