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1. Find the critical​ value(s) and rejection​ region(s) for the indicated​ t-test, level of significance α​, and sample size n.   Left​-tailed ​test, α=0.025​, n=9 The critical​ value(s) is/are   ​(Round to the nearest thousandth as needed. Use a comma to separate answers as​ needed.)

1. Find the critical​ value(s) and rejection​ region(s) for the indicated​ t-test, level of significance α​, and sample size n.   Left​-tailed ​test, α=0.025​, n=9 The critical​ value(s) is/are   ​(Round to the nearest thousandth as needed. Use a comma to separate answers as​ needed.)

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
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1. Find the critical​ value(s) and rejection​ region(s) for the indicated​ t-test, level of significance
α​,
and sample size n.
 
Left​-tailed
​test,
α=0.025​,
n=9
The critical​ value(s) is/are
 
​(Round to the nearest thousandth as needed. Use a comma to separate answers as​ needed.)
Expert Solution
Step 1

The rejection region for a left-tailed t-test is defined as,

t≤tn-1,1-α

where, t is the value of the test statistics based on a sample.

tn-1,1-α is the critical value,

n is the sample size,

α is the level of significance.

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