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bachelor in business administration
Polytechnic State University Sanluis
Jan-2006 - Nov-2010
CPA
Polytechnic State University
Jan-2012 - Nov-2016
Professor
Harvard Square Academy (HS2)
Mar-2012 - Present
Ten randomly selected automobiles were stopped, and the tread depth of the right front tire was measured. the mean was 0.32 inch. and the sample standard deviation was 0.08 inch. Find the 95% confidence interval of the mean tread depth. Assume that the variable is approximately normally distributed.
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