Answer:
The value of the test statistic is 
Step-by-step explanation:
Our test statistic is:

In which X is the sample mean,
is the expected value,
is the standard deviation and n is the size of the sample.
The level of ozone normally found is 7.5 parts/million (ppm).
This means that 
The mean of 24 samples is 7.8 ppm with a standard deviation of 0.7.
This means that 
Test Statistic:



The value of the test statistic is 
Dude use the formula of height and distance to find the height of the trangle and then you can find the other side length using Pythagorus theorem
Answer:
<h2>C) Public Company Accounting Oversight Board</h2><h3>(PCAOB)</h3>
Step-by-step explanation:
The PCAOB is a nonprofit corporation established by Congress to oversee the audits of public companies in order to protect investors and further the public interest in the preparation of informative, accurate, and independent audit reports.
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Answer:
141.4
Step-by-step explanation:
i think
Answer:
-7
Step-by-step explanation:
Y-Y